Unauthenticated Cross-Site Scripting in Charitable WordPress Plugin

Unauthenticated Cross Site Scripting (XSS) in Charitable <= 1.8.12.3 versions.

Casky was already ahead

This CVE exploits attack patterns that Casky's 323matched 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

CVE-2026-104394 represents a critical vulnerability in the Charitable WordPress plugin affecting versions up to 1.8.12.3, where attackers can inject malicious scripts without requiring authentication. This unauthenticated XSS flaw (CWE-79) allows threat actors to execute arbitrary JavaScript in victim browsers, potentially stealing session tokens, capturing credentials, redirecting users to phishing sites, or defacing donation pages. Organizations running WordPress with the Charitable donation plugin—particularly nonprofits, charities, and fundraising platforms—face direct risk of session hijacking and data theft, as the vulnerability requires no prior access or authentication to exploit.

Casky's 323 mapped security skills leverage Claude AI's extended reasoning to detect the attack patterns underlying this vulnerability across MITRE ATT&CK techniques TA0001 (Initial Access) and TA0043 (Reconnaissance). Practitioners using Casky would see findings correlating unauthenticated input validation failures with script injection patterns, identifying suspicious parameter manipulation in Charitable endpoints that bypass sanitization. The platform's skill set detects indicators such as unescaped user input reflected in HTTP responses, suspicious form submissions lacking CSRF tokens, and JavaScript payloads in query strings—enabling security teams to spot exploitation attempts in logs, WAF telemetry, and network traffic before attackers achieve code execution and persistence.

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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 →

323 Casky skills cover this attack pattern

These skills use Claude AI's reasoning model to surface findings in the same attack categories as CVE-2026-104394.

Abuse of Public-Facing API: Mobile API Abuse

mobile security · low

Run

abusing-dpapi-for-credential-access

red teaming · high

Run

abusing-shadow-credentials-for-privesc

red teaming · high

Run

MITRE ATT&CK Techniques

TA0001 TA0043

Investigate the attack patterns behind CVE-2026-104394

Casky has 323 skills that investigate the attack patterns behind CVE-2026-104394. Run one and get CVSS-scored findings in 3 minutes.

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