GitLab Has Remediated an Issue
Affects gitlabSource GCVE Database
Not known to be exploited · CVSS 3.5 Low.
Data as of 13 Nov 2026, 18:29 UTC
Thin evidence
One scorer or none| CNA (GitLab) | CVSS 3.1 | 3.5 |
|---|
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/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
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Ubuntu 16.04 LTSgitlabpkg:deb/ubuntu/gitlab?arch=source&distro=xenialOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
GitLab has remediated an issue in GitLab EE affecting all versions from 17.8 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to leak sensitive information from confidential issues by injecting hidden prompts into merge request comments.
References
- ubuntu.com/security/CVE-2025-6945 (opens in a new tab)
- cve.org/CVERecord?id=CVE-2025-6945 (opens in a new tab)
- about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/ (opens in a new tab)
- gitlab.com/gitlab-org/gitlab/-/issues/552611 (opens in a new tab)
- hackerone.com/reports/3173458 (opens in a new tab)