CVE-2021-21684

Sep 3, 2024

Published Date: 2021-10-06T23:15Z

Last Modified: 2023-11-22T21:18Z

CVSS Score: 6.1 (MEDIUM)

EPSS Score: 0.08%

Risk Score: 4.27 (MEDIUM)

Risk Score based on CVSS score and EPSS. This score is for reference purposes and is not internationally recognized.

CVSS: 6.1 | EPSS: 0.08%

NVD Links:

https://nvd.nist.gov/vuln/detail/CVE-2021-21684

Description: 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.

Mitre ATT&CK Technical v15.1

T1064 – Scripting
T1053.002 – At

Technical Analysis & Mitigation Measures

Reference Links

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

Vendor - Produce - Version

git - jenkins

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