Vulnerability · Published Oct 13, 2026 · Assigned by GitLab

CVE-2026-100104Server-Side Request Forgery (SSRF) in GitLab

Low 3.5

In plain English

A low-severity server-side request forgery in GitLab from GitLab. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).

Severity (CVSS 3.1)3.5Low
Exploit odds (30 days)0.2%top 90.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.3 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user to perform server-side request forgery and reach internal network resources due to a time-of-check to time-of-use race condition in URL validation during repository import operations.

Affected products (as reported)

VendorProductVersions
GitLab GitLab 10.3 – before 19.2.819.3 – before 19.3.519.4 – before 19.4.2

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N

References