CVE-2026-1747

Authentication Bypass Using an Alternate Path or Channel in GitLab

CVSS 4.3 MEDIUMEPSS 0.2%CWE-288

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.3EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

25 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

GitLab has remediated an issue in GitLab EE affecting all versions from 17.11 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that, under certain conditions, could have allowed Developer-role users with insufficient privileges to make unauthorized modifications to protected Conan packages.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

GitLab · GitLab

Want to know if your infrastructure is exposed to this?

Talk to TrueHacking →

References

https://about.gitlab.com/releases/2026/02/25/patch-release-gitlab-18-9-1-released/https://gitlab.com/gitlab-org/gitlab/-/issues/588385 https://hackerone.com/reports/3533088