An session fixation vulnerability exists in Jenkins GitHub Authentication Plugin 0.29 and earlier in GithubSecurityRealm.java that allows unauthorized attackers to impersonate another user if they can control the pre-authentication session.

Affected Packages

Maven org.jenkins-ci.plugins:github-oauth

Affected versions: 0 (fixed in 0.31)

Related CVEs

CVE-2019-1003019

Key Information

GHSA ID

GHSA-mcqx-wc2j-qx9v

Published

May 13, 2022 1:31 AM

Last Modified

January 9, 2024 10:38 PM

CVSS Score

5.0 /10

Primary Ecosystem

Maven

Primary Package

org.jenkins-ci.plugins:github-oauth

GitHub Reviewed

✓ Yes

Dataset

Last updated: August 25, 2025 6:33 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.