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VULNERABILITIES

CVE-2026-100755 Details

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain deployment configurations, could have allowed an authenticated user to poison cached page content served to other users due to improper cache key construction.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:4.6 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/ [email protected]Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/627507 [email protected]Issue Tracking

Weakness Enumeration

CWE-IDCWE NameSource
CWE-349Acceptance of Extraneous Untrusted Data With Trusted Data[email protected]

Affected Products

ProductVersions
gitlab gitlab
>= 16.2.0, < 19.2.8
>= 19.3.0, < 19.3.5
>= 19.4.0, < 19.4.2

CPE

  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-100755
NVD Published Date:
Oct 13, 2026
NVD Last Modified:
Oct 14, 2026
Source:
[email protected]
CVE-2026-100755 Details - Not Deferred