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Vulnerabilities

Vulnerability · CVE-2025-1477

An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated u

Published Aug 13, 2025 · catalog updated Aug 13, 2025 · GitLab GitLab

Last checked Oct 27, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-1477. EPSS is 0.49%. Act only if a listed version of GitLab GitLab is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.49%
Remediation
Version ranges on file
Affected products
vendor GitLab GitLab 18.1 <18.1.4

An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payloads to specific integration API endpoints.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor GitLab GitLab 18.1 <18.1.418.1 <18.1.4

How to fix CVE-2025-1477

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-1477. EPSS is 0.49%. Act only if a listed version of GitLab GitLab is installed.

Which versions are affected?

Compare what you have installed with GitLab GitLab 18.1 <18.1.4 18.1 <18.1.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.49%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 13, 2025 · EUVD

    Detected

    An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payloads to specific integration API endpoints.

  2. Aug 13, 2025 · EUVD

    Updated

    An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payloads to specific integration API endpoints.

Sources

  • CVE.orgVulnerability recordCVE-2025-1477

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-1477

    30-day exploitation probability 0.49%

    first.org
  • EUVDVulnerability recordEUVD-2025-24593

    An issue has been discovered in GitLab CE/EE affecting all versions from 8.14 before 18.0.6, 18.1 before 18.1.4, and 18.2 before 18.2.2 that could have allowed an unauthenticated user to create a denial of service condition by sending specially crafted payloads to specific integr

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 27, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 24, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026