CVE-2026-92138 Open redirect in Jenkins Bitbucket Server Integration Plugin
Attackers can hijack the OAuth flow by manipulating the callback URL to obtain access tokens on behalf of victims.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-92138?
CVE-2026-92138 is a medium-severity vulnerability in Jenkins Bitbucket Server Integration Plugin, published on 16 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
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.
Weakness: CWE-345
Which versions are affected by CVE-2026-92138?
How do I fix CVE-2026-92138?
No fix has been published for CVE-2026-92138 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-92138 being exploited?
There is no known exploitation of CVE-2026-92138 in the wild and no public exploit code.
Sources
Also known as GHSA-4p5c-28rj-gq4p.