CVE-2026-92138

The OAuth authorization endpoint in Jenkins Bitbucket Server Integration Plugin 6.0.1 and earlier reads the `oauth_callback` URL from the submitted form rather than from the server-side stored request token, allowing attackers to hijack the OAuth flow and obtain an access token on behalf of the victim.

Score

CVSS 3.1 4.2 Medium

Status

Awaiting Analysis - jenkinsci-cert@googlegroups.com

Published

2026-09-16

Last modified

2026-09-16

Weaknesses

CWE-345

Affected products

• Jenkins Bitbucket Server Integration Plugin (Jenkins Project)

References

• https://www.jenkins.io/security/advisory/2026-09-16/#SECURITY-3778