CVE-2021-22238
MediumGitLab was vulnerable to a stored XSS by using the design feature in issues.
Published Aug 20, 2021 · Updated Sep 10, 2026 · Also known as BIT-gitlab-2021-22238, UBUNTU-CVE-2021-22238
Key Facts
Patch immediately- CVE-2021-22238 is a medium-severity vulnerability (CVSS 5.4 v3.1) affecting GitLab.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 72% probability of exploitation in the next 30 days.
- Fixed versions are available, including GitLab 14.0.7, GitLab 14.1.2, GitLab 14.2.2-1.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v3.1
5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS (30-day exploit likelihood)
72%
Higher than 99.4% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
None known
Get the full CVE-2021-22238 brief as a PDF
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Description
An issue has been discovered in GitLab affecting all versions starting with 13.3. GitLab was vulnerable to a stored XSS by using the design feature in issues.
Affected Products
7 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| GitLabGitlab | >= 14.0.0, >= >=14.1, <14.1.2 | 13.12.9 |
Patched Releases
GitLab
14.0.7, 14.1.2, 14.2.2-1, 15.10.8+ds1-2, 13.12.9
Timeline
Publicly disclosed
Aug 20, 2021
Last updated
Sep 10, 2026
Weakness Type
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
References
- advisoryhttps://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22238.json
- advisoryhttps://hackerone.com/reports/1212067
- advisoryhttps://ubuntu.com/security/CVE-2021-22238
- advisoryhttps://www.cve.org/CVERecord?id=CVE-2021-22238
- articlehttps://nvd.nist.gov/vuln/detail/CVE-2021-22238
FAQ
Common Questions.
An issue has been discovered in GitLab affecting all versions starting with 13.3.
Affected: GitLab versions >= 14.0.0, >= >=14.1, <14.1.2. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including GitLab 14.0.7, GitLab 14.1.2, GitLab 14.2.2-1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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