GitLab CE/EE affecting all · GitLab Has Remediated an Issue
Source GCVE Database
Not known to be exploited · CVSS 4.3 Medium · fixed in 18.5.2 : update affected systems when convenient.
Data as of 13 Nov 2026, 19:10 UTC
Thin evidence
One scorer or none| CNA (GitLab) | CVSS 3.1 | 4.3 |
|---|
- Patch
- Available – fixed in 18.5.2, 18.4.4, 18.3.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 15 Nov 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.
What to do
AI-suggested
Upgrade GitLab CE/EE to versions 18.3.6 or later for the 18.3.x branch, 18.4.4 or later for the 18.4.x branch, and 18.5.2 or later for the 18.5.x branch to remediate this vulnerability. No additional mitigation steps are indicated.
Description
A vulnerability in GitLab CE/EE versions from 16.7 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 could allow a blocked user to access sensitive information by establishing GraphQL subscriptions via WebSocket connections. This issue has been remediated in the specified fixed versions.