Unauthenticated Order Creation with Arbitrary Status in WordPress

The Eventin WordPress plugin before 4.1.16 does not properly authorize order creation and accepts an attacker-supplied order status, allowing unauthenticated users to create orders marked as paid without completing any payment.

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.

Analysis

The Eventin WordPress plugin before version 4.1.16 contains an authorization bypass vulnerability that allows unauthenticated attackers to create orders and arbitrarily set their status to "paid" without processing legitimate payments. This critical flaw affects any WordPress site running the vulnerable plugin version, particularly those using Eventin for event ticketing or management. The vulnerability exploits improper authorization checks on order creation endpoints, enabling attackers to bypass payment verification entirely—a direct threat to revenue integrity and financial compliance for event organizers and ticket vendors.

Casky's 283 matched skills leverage Claude AI's extended reasoning to identify attack patterns across MITRE ATT&CK techniques TA0004 (Privilege Escalation) and TA0006 (Credential Access). Practitioners using Casky would detect suspicious findings including unauthorized order creation requests lacking authentication tokens, orders with "paid" status originating from non-payment gateways, and anomalous API calls to order endpoints from external IP ranges. The platform's skill mapping would highlight CWE-639 (Authorization Bypass Through User-Controlled Key) patterns, surfacing indicators such as missing authorization middleware, direct object references to order creation functions, and improper status field validation. Security teams would see correlated detection signals spanning both privilege escalation attempts and credential-less transaction manipulation, enabling rapid identification and remediation of exploitation attempts in their WordPress environments.

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Casky Risk Score

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EPSS Probability

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Shodan Exposure

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GreyNoise Signal

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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 →

283 Casky skills cover this attack pattern

These skills use Claude AI's reasoning model to surface findings in the same attack categories as CVE-2026-13178.

abusing-dpapi-for-credential-access

red teaming · high

Run

abusing-shadow-credentials-for-privesc

red teaming · high

Run

Access with Stolen Session Cookie

identity access management · low

Run

MITRE ATT&CK Techniques

TA0004 TA0006

Investigate the attack patterns behind CVE-2026-13178

Casky has 283 skills that investigate the attack patterns behind CVE-2026-13178. Run one and get CVSS-scored findings in 3 minutes.

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