CVE-2026-70437 — LOW (3.7) — White Hats Nepal

Vulnerability 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 Score

3.7

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-208

References

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

FAQ

What is CVE-2026-70437?

CVE-2026-70437 is a vulnerability with a CVSS score of 3.7 (LOW). 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 a...

How severe is CVE-2026-70437?

CVE-2026-70437 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-70437?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.