CVE-2021-21684 is a vulnerability in Jenkins Git
Published on October 6, 2021
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.
Products Associated with CVE-2021-21684
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Affected Versions
Jenkins project Jenkins Git Plugin:- Version unspecified, <= 4.8.2 is affected.
- Version 4.7.1.1 is unaffected.
- Version 4.3.1 is unaffected.
Exploit Probability
EPSS
0.60%
Percentile
69.28%
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.