CVE-2021-21684

Jenkins Git Plugin 4.8.2 and earlier does not escape the Git SHA-1 checksum parameters provided to commit notifications when displaying them in a build cause, resulting in a stored cross-site scripting (XSS) vulnerability.

Score

CVSS 3.1 6.1 Medium

Status

Modified - jenkinsci-cert@googlegroups.com

Published

2021-10-06

Last modified

2024-08-03

Weaknesses

CWE-116

Affected products

• Git (Jenkins)
• Jenkins Git Plugin (Jenkins Project)

References

• http://www.openwall.com/lists/oss-security/2021/10/06/1
• https://www.jenkins.io/security/advisory/2021-10-06/#SECURITY-2499