CVE-2026-70437CWE-208

CVE-2026-70437

Low · published August 5, 2026

CVSS v3.1
3.7
EPSS
0%
Percentile
17.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
3.7 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00269 · 17.9th percentile
Weakness
CWE-208 · Observable Timing Discrepancy
Published
2026-08-05T22:17Z
References (1)
https://www.jenkins.io/security/advisory/2026-08-05/#SECURITY-3918 · [email protected]
EPSS history
Timeline
  • 05 AUG 17:40Z
    Jenkins Webhook Secret Credentials Provider Plugin 16.v0cfa_f0215cf5 and earlier does not use a constant-time comparison function when checking whether the…
    cvelistv5