CVE-2026-3160
Unintended Proxy or Intermediary ('Confused Deputy') in GitLab
5.8
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.7 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to view Jira issues outside the configured project scope due to an integration filter functioning only as a display control rather than enforcing access boundaries as specified.
How to fix CVE-2026-3160
To remediate CVE-2026-3160, upgrade the affected package to a fixed version below.
- —upgrade to 18.9.7 or later
Is CVE-2026-3160 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 13.7.0, < 18.9.7, >= 18.10.0, < 18.10.6, >= 18.11.0, < 18.11.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N |