CVE-2026-88765CWE-77CWE-787command-injection

CVE-2026-88765

High · published September 15, 2026

CVSS v3.1
8.5
EPSS
1%
Percentile
51.6
In the wild
Unconfirmed
What it is

GitLab has remediated an issue in GitLab EE affecting all versions from 12.3 to 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 under certain conditions could allow an authenticated user to achieve remote code execution by importing a specially crafted Git project export to overflow the Unicode conversion buffer used in Advanced Search indexing.

The record
Technical detail
CVSS v3.1
8.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00675 · 51.6th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-787 · Out-of-bounds Write
Published
2026-09-15T22:19Z
Affected products (3)
ProductVersionsFixed in
gitlab/gitlab≥ 12.3.0, < 19.1.819.1.8
gitlab/gitlab≥ 19.2.0, < 19.2.619.2.6
gitlab/gitlab≥ 19.3.0, < 19.3.219.3.2
References (2)
https://gitlab.com/gitlab-org/gitlab/-/work_items/627435 · [email protected]https://hackerone.com/reports/3990469 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 1%
    epss
  • 15 SEP 17:05Z
    Improper Neutralization of Special Elements used in a Command ('Command Injection') in GitLab
    cvelistv5