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CVE-2026-70437

LOW
3.7
CVSS Score
Published: August 5, 2026 at 05:40 PM UTC
Updated: October 24, 2026 at 04:10 PM UTC
1 product affected across 1 vendorWebhook Secret Credentials Provider

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Severity
LOW3.7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Webhook Secret Credentials Provider· Jenkinsjenkins-plugin
90%
0 ≤ v ≤ 16.v0cfa_f0215cf50

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.7LOWCISA-ADP
Attack Vector
NETWORK
Complexity
HIGH
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-208

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