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HIGH

CVE-2026-70429

CVSS v3

8.1

HIGH

EPSS Score

0.4 %

exploit probability, as of 2026-10-17

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • jenkinsBitnamiall versions · fixed in 2.568.2

Vendor advisories

  • CVE-2026-70429 Red Hat Product Security38 products fixed · 1 known affected

    jenkins: Jenkins: Privilege escalation via inconsistent case sensitivity in user and group names

    jenkins.src as a component of OpenShift Developer Tools and Services

  • RHSA-2026:60259 Red Hat Product Security4 products fixed

    Red Hat Security Advisory: Release of Red Hat OpenShift Developer Tools - Openshift Jenkins 4.20 security update.

  • RHSA-2026:60256 Red Hat Product Security4 products fixed

    Red Hat Security Advisory: Release of Red Hat OpenShift Developer Tools - Openshift Jenkins 4.22 security update.

  • RHSA-2026:60254 Red Hat Product Security4 products fixed

    Red Hat Security Advisory: Release of Red Hat OpenShift Developer Tools - Openshift Jenkins 4.21 security update.

  • RHSA-2026:60252 Red Hat Product Security4 products fixed

    Red Hat Security Advisory: Release of Red Hat OpenShift Developer Tools - Openshift Jenkins 4.19 security update.

  • RHSA-2026:60251 Red Hat Product Security4 products fixed

    Red Hat Security Advisory: Release of Red Hat OpenShift Developer Tools - Openshift Jenkins 4.16 security update.

6 more advisories

Full record on NVD

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.

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
Published
2026-08-05
Last Modified
2026-08-06

Frequently asked questions

What is CVE-2026-70429?

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.

Is CVE-2026-70429 actively exploited?

Active exploitation of CVE-2026-70429 has not been confirmed. Its EPSS score was 0.4% on 2026-10-17, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-70429?

CVE-2026-70429 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.

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