Vulnerability in GitLab

CVE-2025-1278

An issue has been discovered in GitLab CE/EE affecting all versions from 12.0 before 17.9.8, 17.10 before 17.10.6, and 17.11 before 17.11.2. Under certain conditions users could bypass IP access restrictions and view sensitive information.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-1278: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • GitLab — versions 12.0, 17.10, 17.11

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-1278?
CVE-2025-1278 is a medium-severity vulnerability in GitLab, classified under CWE-1220. CVSS score: 5.3/10. Published 2025-05-09.
How severe is CVE-2025-1278?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-1278 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.