CVE-2022-4054

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-01-26 · updated 2026-06-17
Weakness: CWE-200

Description

An issue has been discovered in GitLab affecting all versions starting from 9.3 before 15.4.6, all versions starting from 15.5 before 15.5.5, all versions starting from 15.6 before 15.6.1. It was possible for a project maintainer to leak a webhook secret token by changing the webhook URL to an endpoint that allows them to capture request headers.

Affected products

GitLab: from 9.3.0 before 15.4.6; from 15.5.0 before 15.5.5; 15.6.0 — fixed in 15.4.6, 15.5.5

How to fix

Upgrade to a fixed version: GitLab 15.4.6, 15.5.5. Check the vendor advisory for mitigations.

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4054.json
https://gitlab.com/gitlab-org/gitlab/-/issues/382260
https://hackerone.com/reports/1758126
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4054.json
https://gitlab.com/gitlab-org/gitlab/-/issues/382260
https://hackerone.com/reports/1758126

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