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CVE-2026-110264

Integer Overflow or Wraparound in GitLab

Critical10.0EPSS 1.3%
Published
Updated
Reserved
Assigned by
GitLab

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.

Scores

CVSS scores of CVE-2026-110264, by who scored it
Scored byCVSSScoreVector
GitLabCNA (assigner)3.1Critical10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVDNVD · Modified3.1Critical10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS (exploitation in 30 days)
1.3% · top 28% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 10.0.

Weakness

Affected products

  • GitLab · GitLab

    • affected 7.0 – < 18.11.13
    • affected 19.0 – < 19.0.10
    • affected 19.1 – < 19.1.9
    • affected 19.2 – < 19.2.9
    • affected 19.3 – < 19.3.6
    • affected 19.4 – < 19.4.3
    • affected 19.5 – < 19.5.1

What to do

Solution: Upgrade to versions 18.11.13, 19.0.10, 19.1.9, 19.2.9, 19.3.6, 19.4.3, 19.5.1, or later.

References (4)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .