Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2026-110264 Details

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 7.0 before 18.11.13, 19.0 before 19.0.10, 19.1 before 19.1.9, 19.2 before 19.2.9, 19.3 before 19.3.6, 19.4 before 19.4.3, and 19.5 before 19.5.1 that, under certain conditions, could have allowed an unauthenticated user to execute arbitrary code on the GitLab server due to integer overflow when compiling a specially crafted regular expression.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:10 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/	CVE
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/	[email protected]	Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/633633	[email protected]	Permissions Required
https://hackerone.com/reports/4093475	[email protected]	Permissions Required

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-190	Integer Overflow or Wraparound	[email protected]

Affected Products

Product	Versions
gitlab gitlab	>= 7.0.0, < 18.11.13 >= 19.0.0, < 19.0.10 >= 19.1.0, < 19.1.9 >= 19.2.0, < 19.2.9 >= 19.3.0, < 19.3.6
CPE cpe:2.3:a:gitlab:gitlab:::::community:::* cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:19.5.0::::community::: cpe:2.3:a:gitlab:gitlab:19.5.0::::enterprise::: Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Nov 4, 2026	CVE Translated	[email protected]
Oct 31, 2026	CVE Modified	CVE
Oct 27, 2026	Initial Analysis	[email protected]
Oct 22, 2026	CVE Modified	CISA-ADP
Oct 22, 2026	CVE Modified	CISA-ADP
Oct 22, 2026	New CVE Received	[email protected]