Starting Spring Boot applications in the Spring Tools with the live information mode enabled makes the running application vulnerable against JMX-based remote code execution. Affected Spring Products and Versions: Spring Tools for Eclipse: 5.2.0 and earlier Spring Tools for VSCode / Cursor / Theia: 2.2.0 and earlier
Casky was already ahead
This CVE exploits attack patterns that Casky's 283matched skills already investigate — long before this vulnerability was disclosed. Claude's reasoning model maps these techniques to MITRE ATT&CK, so practitioners who ran these skills have already seen the threat behaviour in their findings.
This vulnerability affects Spring Tools IDE extensions across Eclipse, VSCode, Cursor, and Theia platforms when developers enable live information mode during application development. The flaw exposes JMX (Java Management Extensions) interfaces without proper authentication controls (CWE-306: Missing Authentication for Critical Function), allowing unauthenticated attackers to execute arbitrary code on the developer's machine or connected systems. With a CVSS score of 8, this poses significant risk to development environments where sensitive credentials, source code, and infrastructure access typically reside. Organizations using Spring Boot development tooling should immediately audit their IDE configurations and update to patched versions (Spring Tools 5.2.1+ or 2.2.1+).
Casky's 283 mapped skills leverage Claude's extended reasoning to identify the attack chain spanning MITRE's Initial Access (TA0004) and Execution (TA0006) techniques. Practitioners querying Casky would discover detection patterns for JMX port exposure, unauthenticated service access attempts, and suspicious process spawning from development tools—indicators that an attacker has exploited the live mode misconfiguration. The platform would highlight how threat actors move from network reconnaissance of development machines to direct code execution, showing the critical importance of securing IDE configurations as part of the development supply chain. This enables security teams to proactively search telemetry for abnormal JMX activity correlated with Spring Tools processes.
Composite risk scoring from EPSS, CISA KEV, Shodan, and GreyNoise — 21 security APIs correlated into a single Casky Risk Score. Coming in Casky Pro. Join early access →
These skills use Claude AI's reasoning model to surface findings in the same attack categories as CVE-2026-47858.
Casky has 283 skills that investigate the attack patterns behind CVE-2026-47858. Run one and get CVSS-scored findings in 3 minutes.
Run the skill that detects this →Access with Stolen Session Cookie
cryptography · low
Access with Stolen Session Cookie
identity access management · low
Access with Stolen Session Cookie
penetration testing · medium
Account Access Removal
cloud security · low
Account Manipulation
identity access management · low
Account Manipulation
cloud security · low
Account Manipulation
identity access management · low
Account Manipulation: Account Linking
cloud security · low
Account Manipulation: Add Authorized User
identity access management · low
Account Manipulation: Change Account Details
cloud security · low
Account Manipulation: Change of Payment Details
phishing defense · medium
Account Manipulation: Enable Account Features
identity access management · low
Account Manipulation: Enable Account Features
identity access management · low
Account Takeover
red teaming · high
Account Takeover
identity access management · low
Account Takeover
phishing defense · medium
Account Takeover
identity access management · low
Account Takeover
identity access management · low
Account Takeover
red teaming · high
Account Takeover: Exposed Login Credential
identity access management · low
Account Takeover: Exposed Login Credential
red teaming · high
Account Takeover: Exposed Login Credential
identity access management · low
Account Takeover: Exposed Login Credential
phishing defense · medium
Account Takeover: Exposed Login Credential
identity access management · low
Account Takeover: Password Reset
identity access management · low
Adversary-in-the-Middle
identity access management · low
analyzing-cloud-storage-access-patterns
cloud security · low
analyzing-kubernetes-audit-logs
container security · low
analyzing-malicious-url-with-urlscan
phishing defense · medium
analyzing-office365-audit-logs-for-compromise
cloud security · low
attacking-entra-id-with-roadtools
identity access management · low
attacking-oauth-with-device-code-phishing
identity access management · low
auditing-aws-s3-bucket-permissions
cloud security · low
auditing-azure-active-directory-configuration
cloud security · low
auditing-cloud-with-cis-benchmarks
cloud security · low
auditing-entra-id-with-aadinternals
identity access management · low
auditing-gcp-iam-permissions
cloud security · low
auditing-kubernetes-rbac-privilege-escalation
container security · low
auditing-terraform-infrastructure-for-security
cloud security · low
benchmarking-kubernetes-with-kube-bench
container security · low
Browser Session Hijacking
cloud security · low
building-c2-infrastructure-with-sliver-framework
red teaming · high
building-c2-redirector-infrastructure
red teaming · high
building-cloud-siem-with-sentinel
cloud security · low
building-red-team-c2-infrastructure-with-havoc
red teaming · high
building-role-mining-for-rbac-optimization
identity access management · low
coercing-authentication-with-coercer-petitpotam
red teaming · high
conducting-api-security-testing
penetration testing · medium
conducting-cloud-penetration-testing
cloud security · low
conducting-domain-persistence-with-dcsync
red teaming · high
conducting-external-reconnaissance-with-osint
penetration testing · medium
conducting-full-scope-red-team-engagement
red teaming · high
conducting-internal-network-penetration-test
penetration testing · medium
conducting-internal-reconnaissance-with-bloodhound-ce
red teaming · high
conducting-mobile-app-penetration-test
penetration testing · medium
conducting-network-penetration-test
penetration testing · medium
conducting-pass-the-ticket-attack
red teaming · high
conducting-wireless-network-penetration-test
penetration testing · medium
configuring-active-directory-tiered-model
identity access management · low
configuring-aws-verified-access-for-ztna
zero trust architecture · low
configuring-certificate-authority-with-openssl
cryptography · low
configuring-host-based-intrusion-detection
endpoint security · low
configuring-hsm-for-key-storage
cryptography · low
configuring-microsegmentation-for-zero-trust
zero trust architecture · low
configuring-multi-factor-authentication-with-duo
identity access management · low
configuring-tls-1-3-for-secure-communications
cryptography · low
configuring-windows-defender-advanced-settings
endpoint security · low
configuring-windows-event-logging-for-detection
endpoint security · low
configuring-zscaler-private-access-for-ztna
zero trust architecture · low
Convert to Cryptocurrency
cloud security · low
Create Fake Materials: Fake Website
phishing defense · medium
Create Fake Materials: Fake Website
phishing defense · medium
Create Fake Materials: Fake Website
phishing defense · medium
Create Fake Materials: Fake Website
phishing defense · medium
Create Fake Materials: Fake Website
penetration testing · medium
Delete Relevant Emails
phishing defense · medium
deploying-cloudflare-access-for-zero-trust
zero trust architecture · low
deploying-edr-agent-with-crowdstrike
endpoint security · low
deploying-osquery-for-endpoint-monitoring
endpoint security · low
deploying-palo-alto-prisma-access-zero-trust
zero trust architecture · low
deploying-software-defined-perimeter
zero trust architecture · low
deploying-tailscale-for-zero-trust-vpn
zero trust architecture · low
detecting-api-enumeration-attacks
api security · medium
detecting-aws-guardduty-findings-automation
cloud security · low
detecting-aws-iam-privilege-escalation
cloud security · low
detecting-azure-lateral-movement
cloud security · low
detecting-azure-service-principal-abuse
cloud security · low
detecting-azure-storage-account-misconfigurations
cloud security · low
detecting-broken-object-property-level-authorization
api security · medium
detecting-cloud-threats-with-guardduty
cloud security · low
detecting-container-drift-at-runtime
container security · low
detecting-container-escape-attempts
container security · low
detecting-container-escape-with-falco-rules
container security · low
detecting-container-runtime-threats-with-falco
container security · low
detecting-evasion-techniques-in-endpoint-logs
endpoint security · low
detecting-fileless-attacks-on-endpoints
endpoint security · low
detecting-misconfigured-azure-storage
cloud security · low
detecting-privilege-escalation-in-kubernetes-pods
container security · low
detecting-s3-data-exfiltration-attempts
cloud security · low
detecting-serverless-function-injection
cloud security · low
detecting-shadow-api-endpoints
api security · medium
detecting-shadow-it-cloud-usage
cloud security · low
detecting-suspicious-oauth-application-consent
cloud security · low
Device Fingerprint Spoofing
identity access management · low
Device Fingerprint Spoofing
identity access management · low
Electronic Funds Transfer: Wire Transfer
phishing defense · medium
emulating-cloud-attacks-with-stratus-red-team
cloud security · low
enumerating-cloud-with-cloudfox
cloud security · low
escaping-containers-to-host
container security · low
executing-active-directory-attack-simulation
penetration testing · medium
executing-red-team-engagement-planning
red teaming · high
executing-red-team-exercise
penetration testing · medium
exploiting-active-directory-certificate-services-esc1
red teaming · high
exploiting-active-directory-with-bloodhound
red teaming · high
exploiting-adcs-with-certipy
red teaming · high
exploiting-api-injection-vulnerabilities
api security · medium
exploiting-aws-with-pacu
cloud security · low
exploiting-broken-function-level-authorization
api security · medium
exploiting-constrained-delegation-abuse
red teaming · high
exploiting-excessive-data-exposure-in-api
api security · medium
exploiting-jwt-algorithm-confusion-attack
api security · medium
exploiting-kerberoasting-with-impacket
red teaming · high
exploiting-ms17-010-eternalblue-vulnerability
red teaming · high
exploiting-nopac-cve-2021-42278-42287
red teaming · high
exploiting-sql-injection-vulnerabilities
penetration testing · medium
exploiting-zerologon-vulnerability-cve-2020-1472
red teaming · high
hardening-docker-containers-for-production
container security · low
hardening-docker-daemon-configuration
container security · low
hardening-linux-endpoint-with-cis-benchmark
endpoint security · low
hardening-windows-endpoint-with-cis-benchmark
endpoint security · low
Impersonate Account Holder
phishing defense · medium
Impersonate Account Holder
phishing defense · medium
implementing-aes-encryption-for-data-at-rest
cryptography · low
implementing-api-abuse-detection-with-rate-limiting
api security · medium
implementing-api-gateway-security-controls
api security · medium
implementing-api-key-security-controls
api security · medium
implementing-api-rate-limiting-and-throttling
api security · medium
implementing-api-schema-validation-security
api security · medium
implementing-api-security-posture-management
api security · medium
implementing-api-security-testing-with-42crunch
api security · medium
implementing-api-threat-protection-with-apigee
api security · medium
implementing-application-whitelisting-with-applocker
endpoint security · low
implementing-aws-config-rules-for-compliance
cloud security · low
implementing-aws-iam-permission-boundaries
identity access management · low
implementing-aws-macie-for-data-classification
cloud security · low
implementing-aws-nitro-enclave-security
cloud security · low
implementing-aws-security-hub
cloud security · low
implementing-aws-security-hub-compliance
cloud security · low
implementing-azure-defender-for-cloud
cloud security · low
implementing-beyondcorp-zero-trust-access-model
zero trust architecture · low
implementing-cisa-zero-trust-maturity-model
zero trust architecture · low
implementing-cloud-dlp-for-data-protection
cloud security · low
implementing-cloud-security-posture-management
cloud security · low
implementing-cloud-trail-log-analysis
cloud security · low
implementing-cloud-waf-rules
cloud security · low
implementing-cloud-workload-protection
cloud security · low
implementing-conditional-access-policies-azure-ad
identity access management · low
implementing-container-image-minimal-base-with-distroless
container security · low
implementing-container-network-policies-with-calico
container security · low
implementing-device-posture-assessment-in-zero-trust
zero trust architecture · low
implementing-digital-signatures-with-ed25519
cryptography · low
implementing-disk-encryption-with-bitlocker
endpoint security · low
implementing-dmarc-dkim-spf-email-security
phishing defense · medium
implementing-email-sandboxing-with-proofpoint
phishing defense · medium
implementing-end-to-end-encryption-for-messaging
cryptography · low
implementing-endpoint-dlp-controls
endpoint security · low
implementing-envelope-encryption-with-aws-kms
cryptography · low
implementing-file-integrity-monitoring-with-aide
endpoint security · low
implementing-gcp-binary-authorization
cloud security · low
implementing-gcp-organization-policy-constraints
cloud security · low
implementing-gcp-vpc-firewall-rules
cloud security · low
implementing-image-provenance-verification-with-cosign
container security · low
implementing-just-in-time-access-provisioning
identity access management · low
implementing-jwt-signing-and-verification
cryptography · low
implementing-kubernetes-network-policy-with-calico
container security · low
implementing-kubernetes-pod-security-standards
container security · low
implementing-memory-protection-with-dep-aslr
endpoint security · low
implementing-microsegmentation-with-guardicore
zero trust architecture · low
implementing-network-policies-for-kubernetes
container security · low
implementing-opa-gatekeeper-for-policy-enforcement
container security · low
implementing-passwordless-authentication-with-fido2
identity access management · low
implementing-pod-security-admission-controller
container security · low
implementing-privileged-session-monitoring
identity access management · low
implementing-rbac-hardening-for-kubernetes
container security · low
implementing-rsa-key-pair-management
cryptography · low
implementing-runtime-security-with-tetragon
container security · low
implementing-secrets-management-with-vault
cloud security · low
implementing-supply-chain-security-with-in-toto
container security · low
implementing-usb-device-control-policy
endpoint security · low
implementing-zero-knowledge-proof-for-authentication
cryptography · low
implementing-zero-standing-privilege-with-cyberark
identity access management · low
implementing-zero-trust-dns-with-nextdns
zero trust architecture · low
implementing-zero-trust-for-saas-applications
zero trust architecture · low
implementing-zero-trust-in-cloud
cloud security · low
implementing-zero-trust-network-access
cloud security · low
implementing-zero-trust-network-access-with-zscaler
zero trust architecture · low
Insider Access Abuse
identity access management · low
Insider Access Abuse
zero trust architecture · low
mapping-attack-paths-with-bloodhound-ce
red teaming · high
migrating-to-post-quantum-cryptography
cryptography · low
moving-laterally-with-netexec
penetration testing · medium
operating-havoc-c2
red teaming · high
operating-sliver-c2
red teaming · high
performing-access-review-and-certification
identity access management · low
performing-active-directory-bloodhound-analysis
red teaming · high
performing-active-directory-penetration-test
penetration testing · medium
performing-api-fuzzing-with-restler
api security · medium
performing-api-inventory-and-discovery
api security · medium
performing-api-rate-limiting-bypass
api security · medium
performing-api-security-testing-with-postman
api security · medium
performing-aws-account-enumeration-with-scout-suite
cloud security · low
performing-aws-privilege-escalation-assessment
cloud security · low
performing-cloud-asset-inventory-with-cartography
cloud security · low
performing-cloud-forensics-with-aws-cloudtrail
cloud security · low
performing-cloud-log-forensics-with-athena
cloud security · low
performing-cloud-native-forensics-with-falco
cloud security · low
performing-cloud-native-threat-hunting-with-aws-detective
cloud security · low
performing-cloud-penetration-testing-with-pacu
cloud security · low
performing-container-escape-detection
container security · low
performing-container-security-scanning-with-trivy
container security · low
performing-dmarc-policy-enforcement-rollout
phishing defense · medium
performing-docker-bench-security-assessment
container security · low
performing-endpoint-forensics-investigation
endpoint security · low
performing-endpoint-vulnerability-remediation
endpoint security · low
performing-external-network-penetration-test
penetration testing · medium
performing-gcp-penetration-testing-with-gcpbucketbrute
cloud security · low
performing-gcp-security-assessment-with-forseti
cloud security · low
performing-graphql-depth-limit-attack
api security · medium
performing-graphql-introspection-attack
api security · medium
performing-hardware-security-module-integration
cryptography · low
performing-hash-cracking-with-hashcat
cryptography · low
performing-iot-security-assessment
penetration testing · medium
performing-jwt-none-algorithm-attack
api security · medium
performing-kerberoasting-attack
red teaming · high
performing-kubernetes-cis-benchmark-with-kube-bench
container security · low
performing-kubernetes-etcd-security-assessment
container security · low
performing-kubernetes-penetration-testing
container security · low
performing-lateral-movement-with-wmiexec
red teaming · high
performing-open-source-intelligence-gathering
red teaming · high
performing-physical-intrusion-assessment
red teaming · high
performing-post-quantum-cryptography-migration
cryptography · low
performing-privilege-escalation-assessment
penetration testing · medium
performing-privilege-escalation-on-linux
red teaming · high
performing-privileged-account-access-review
identity access management · low
performing-privileged-account-discovery
identity access management · low
performing-serverless-function-security-review
cloud security · low
performing-service-account-audit
identity access management · low
performing-soap-web-service-security-testing
api security · medium
performing-ssl-certificate-lifecycle-management
cryptography · low
performing-thick-client-application-penetration-test
penetration testing · medium
performing-vulnerability-scanning-with-nessus
penetration testing · medium
performing-web-application-penetration-test
penetration testing · medium
performing-wireless-network-penetration-test
penetration testing · medium
Phishing for Information
zero trust architecture · low
Phone Number Spoofing: Official Phone Number Spoofing
red teaming · high
post-exploiting-microsoft-graph-with-graphrunner
identity access management · low
relaying-ntlm-for-adcs-esc8
red teaming · high
remediating-s3-bucket-misconfiguration
cloud security · low
scanning-container-images-with-grype
container security · low
scanning-docker-images-with-trivy
container security · low
scanning-kubernetes-manifests-with-kubesec
container security · low
securing-api-gateway-with-aws-waf
cloud security · low
securing-aws-lambda-execution-roles
cloud security · low
securing-azure-with-microsoft-defender
cloud security · low
securing-container-registry-images
cloud security · low
securing-container-registry-with-harbor
container security · low
securing-helm-chart-deployments
container security · low
securing-kubernetes-on-cloud
cloud security · low
securing-serverless-functions
cloud security · low
Steal Web Session Cookie
identity access management · low
Steal Web Session Cookie
identity access management · low
Steal Web Session Cookie
zero trust architecture · low
testing-api-authentication-weaknesses
api security · medium
testing-api-for-broken-object-level-authorization
api security · medium
testing-api-for-mass-assignment-vulnerability
api security · medium
testing-for-xss-vulnerabilities
penetration testing · medium
testing-oauth2-implementation-flaws
api security · medium
testing-websocket-api-security
api security · medium
Use Alternate Authentication Material: Application Access Token
cloud security · low
Use Alternate Authentication Material: Application Access Token
cloud security · low
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