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CVE-2026-70429

MEDIUM
6.5
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 vendorJenkins

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier handles case-insensitivity in user names and group names inconsistently, allowing attackers able to create new users or groups with names that case-insensitively match other characters to impersonate other users or be granted their permissions in some circumstances.

Affected

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

Jenkins· Jenkinsjenkins-plugin
95%
v < 2.568.2v < 2.576
Vendor states this is fixed in 2.568.2 (unaffected)
Vendor states this is fixed in 2.576 (unaffected)

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-3924

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

6.5MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-178

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