High severity · published Sep 15, 2026
CVE-2026-88765
Improper Neutralization of Special Elements used in a Command ('Command Injection') in GitLab
8.5
CVSS
0.7%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
12.3 before 19.1.8; 19.2 before 19.2.6; 19.3 before 19.3.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-88765
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-88765
Broken Link
https://gitlab.com/gitlab-org/gitlab/-/work_items/627435
Permissions Required
https://hackerone.com/reports/3990469
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