Resource exhaustion in GitLab

CVE-2025-1257

An issue was discovered in GitLab EE affecting all versions starting with 12.3 before 17.7.7, 17.8 prior to 17.8.5, and 17.9 prior to 17.9.2. A vulnerability in certain GitLab instances could allow an attacker to cause a denial of service condition by manipulating specific API inputs.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (36.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.8% 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-2025-1257: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.000

Affected products

  • GitLab — versions 12.3, 17.8, 17.9

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-1257?
CVE-2025-1257 is a medium-severity vulnerability in GitLab, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2025-03-13.
How severe is CVE-2025-1257?
Medium severity. CVSS v3 base score is 6.5 out of 10.