Medium (5.3) in gitlab gitlab. EPSS 1.5% chance of exploitation in the next 30 days.
A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab Omniauth endpoint allowed a malicious user to submit content to be displayed back to the user within error messages.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)