CVE-2025-1477

Name: CVE-2025-1477
Creator: NVD / NIST
Published: 2025-08-13T18:15:28.903+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2025-1477 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.42%

33.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-770

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 8.1.4, < 18.0.6
Gitlab	Gitlab	>= 18.1.0, < 18.1.4
Gitlab	Gitlab	>= 18.2.0, < 18.2.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/520353Broken Link
https://hackerone.com/reports/2987614Permissions Required

Timeline

Published: Aug 13, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-1477?

How severe is CVE-2025-1477?

CVE-2025-1477 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2025-1477?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-1477?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST