SB2026062917 - Missing Authorization in Jenkins GitHub Branch Source plugin
Published: June 29, 2026
Security Bulletin ID
SB2026062917
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Missing Authorization (CVE-ID: CVE-2026-57285)
CWE-ID: CWE-862 - Missing Authorization
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to bypass authorization checks.
The vulnerability exists due to improper authorization checks. A remote user can obtain the URLs of GitHub Enterprise servers configured by administrators.
Remediation
Install update from vendor's website.