What’s Vulnerable › Vulnerabilities

CVE-2021-22188

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-03 · updated 2026-06-17

Description

An issue has been discovered in GitLab affecting all versions starting with 13.0. Confidential issue titles in Gitlab were readable by an unauthorised user via branch logs.

Affected products

• GitLab: from 13.0.0 before 13.6.7; from 13.7.0 before 13.7.7; from 13.8.0 before 13.8.4 — fixed in 13.6.7, 13.7.7, 13.8.4

How to fix

Upgrade to a fixed version: GitLab 13.6.7, 13.7.7, 13.8.4. Check the vendor advisory for mitigations.

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22188.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/227040
• https://hackerone.com/reports/916340
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22188.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/227040
• https://hackerone.com/reports/916340

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