No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.
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.
Exploits & detection
Exploitmurat-levi/gitlab-rce-toolkit · github · ★ 4 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploital4n4n/CVE-2026-110264 · github · ★ 2 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
ExploitFranklinF25/regex2shell · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
ExploitMasriyan/Exploit-CVE-2026-110264-GitLab-CE-EE-RCE · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
ExploitTahuCryptsi/gitlab-onigmo-check · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
ExploitTahuCryptsi/poc-gitlab-onigmo-cve-2026-110264 · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
ExploitTheGlitchFixer/gitlab-patch-check · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploitbastet-ai/gitlab-firing-range · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploitfarimazhar/GitLab2Safe-Defensive-Checker · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploitgooglesky/CVE-2026-110264 · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploitlesterlam/onigmo-cve-2026-110264 · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploitnh4ttruong/cve-2026-110264-poc · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Exploitxaviware/go-gitlab-cve-2026-110264-scanner · github · ★ 0 · discovered
Unreviewed third-party code. Fake PoCs often contain malware — read the code before running it.
Timeline
- Published: 22 Oct 2026
- Last modified upstream: 04 Nov 2026
Sources & licenses
- CVE / CVSS / CWE
- NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
- Exploitation
- CISA KEV (CC0) · EPSS by FIRST.org
- References used for the analysis
- https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-5-1-released/ (Release Notes, Vendor Advisory)
- https://gitlab.com/gitlab-org/gitlab/-/work_items/633633 (Permissions Required)
- https://hackerone.com/reports/4093475 (Permissions Required)
- https://www.ruby-lang.org/en/news/2026/10/23/regexp-fixes-for-gitlab-cves/
- Analysis, summary and remediation
- © VulnCrest