Vulnerabilities

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.11 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under…

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.11 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user to execute arbitrary JavaScript in the context of another user's browser session due to improper sanitization of path components in the merge request diff viewer.

Read at NIST National Vulnerability Database (CVE API 2.0)

Vendor

Oracle

Product

java

CVSS

8.7

Exposure class

Developer platform

• NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
• CVE-2026-84739 on this site · NVD · CVE.org · Vulnpedia

Other items that share a CVE or were clustered with this one.

1. 8
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2. 5
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3. 8
   CVE NVD 29 Sep 2026

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4. 30
   GitLab release GitLab 23 Sep 2026

   GitLab Critical Patch Release: 19.4.1, 19.3.3, 19.2.7

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