CVE-2026-92135

8 HIGH

Published 2026-09-16 · Updated 2026-09-18

AI risk analysis

Summary: The flaw allows attackers to inject malicious JavaScript through the Jenkins Coverage Plugin's REST API, leading to a stored cross-site scripting (XSS) vulnerability.
Exploitability: Exploitation requires an attacker with Item/Configure permission and knowledge of the specific job configuration. The vulnerability is relatively easy to exploit given the necessary permissions.
Blast radius: If exploited, the vulnerability could lead to the execution of arbitrary JavaScript in the context of the victim's browser, potentially compromising user data and session integrity.
Detection: No reliable host or network indicator is derivable from the published description.
Prioritized remediation: Upgrade to Jenkins Coverage Plugin 3.3358.v9487dde48783 or later.

xssapiwebjenkins

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.

NVD description

Jenkins Coverage Plugin 3.3358.v9487dde48783 and earlier does not validate the coverage results ID when a job configuration is submitted through the REST API, allowing attackers with Item/Configure permission to use a javascript: scheme URL as identifier, resulting in a stored cross-site scripting (XSS) vulnerability.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Weaknesses

CWE-79

References

https://www.jenkins.io/security/advisory/2026-09-16/#SECURITY-4118

Data: NVD (public domain). Analysis: local $0 model. Defensive use only.