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Review reviewCritical

CVE-2025-13761

GitLab GitLab, OpenShift Pipelines, Red Hat OpenShift Container Platform 4

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an unauthenticated user to execute arbitrary code in the context of an authenticated user's browser by convincing the legitimate user to visit a specially crafted webpage.

CVSS
9.6
EPSS
0.62%
46.3% percentile
CISA KEV
Not listed
Published
2026.01.09
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.62%
Technical severityCVSS 9.6

Vulnerability overview

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an unauthenticated user to execute arbitrary code in the context of an authenticated user's browser by convincing the legitimate user to visit a specially crafted webpage.

Affected product and versions

Product
GitLab GitLab, OpenShift Pipelines, Red Hat OpenShift Container Platform 4
Affected versions
>= 18.6 < 18.6.3, >= 18.7 < 18.7.1, >= 18.6.0 < 18.6.3, 18.7.0
Fixed versions
18.6.3

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that GitLab GitLab, OpenShift Pipelines, Red Hat OpenShift Container Platform 4 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CWE
CWE-79