CVE-2026-4363
Incorrect Authorization in GitLab
3.7
LOW
CVSS 3.1
EPSS 0.02%
Description
GitLab has remediated an issue in GitLab EE affecting all versions from 18.1 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that under certain conditions could have allowed an authenticated user to gain unauthorized access to resources due to improper caching of authorization decisions.
How to fix CVE-2026-4363
To remediate CVE-2026-4363, upgrade the affected package to a fixed version below.
- —upgrade to 18.8.7 or later
Is CVE-2026-4363 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 18.1.0, < 18.8.7, >= 18.9.0, < 18.9.3, >= 18.10.0, < 18.10.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.7 | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N |