What’s Vulnerable › Vulnerabilities

CVE-2023-40342

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-16 · updated 2026-06-17
• Weakness: CWE-79

Description

Jenkins Flaky Test Handler Plugin 1.2.2 and earlier does not escape JUnit test contents when showing them on the Jenkins UI, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control JUnit report file contents.

Affected products

• Jenkins project Jenkins Flaky Test Handler Plugin: through 1.2.2

References

• http://www.openwall.com/lists/oss-security/2023/08/16/3
• https://www.jenkins.io/security/advisory/2023-08-16/#SECURITY-3223
• http://www.openwall.com/lists/oss-security/2023/08/16/3
• https://www.jenkins.io/security/advisory/2023-08-16/#SECURITY-3223

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