CVE-2026-70437

Description

Jenkins Webhook Secret Credentials Provider Plugin 16.v0cfa_f0215cf5 and earlier does not use a constant-time comparison function when checking whether the provided and expected webhook bearer token are equal, potentially allowing attackers to use statistical methods to obtain a valid webhook bearer token.

CVSS Vector

References

• https://www.jenkins.io/security/advisory/2026-08-05/#SECURITY-3918