SARA / Free Tools / CVE / CVE-2023-2181

CVE-2023-2181 — An issue has been discovered in GitLab affecting all versions before 15

An issue has been discovered in GitLab affecting all versions before 15.9.8, 15.10.0 before 15.10.7, and 15.11.0 before 15.11.3. A malicious developer could use a git feature called refs/replace to smuggle content into a merge request which would not be visible during review in t

CVSS
6.3 MEDIUM
EPSS
0.37% (top 41.40%)
CWE
—
Published
2023-05-12T00:00:00.000Z
Last modified
2025-01-24T15:47:03.675Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:N

01What is this vulnerability?

An issue has been discovered in GitLab affecting all versions before 15.9.8, 15.10.0 before 15.10.7, and 15.11.0 before 15.11.3. A malicious developer could use a git feature called refs/replace to smuggle content into a merge request which would not be visible during review in the UI.

02Affected products

VendorProductVersions
GitLabGitLab<15.9.8, >=15.10, <15.10.7, >=15.11, <15.11.3

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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