GitLab EE up to 18.10.7, 18.11.4, 19.0.1 XSS via Analytics Dashboard
CVE-2026-10087 Published on June 11, 2026
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 17.1 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to execute arbitrary client-side code on behalf of a targeted user due to improper input sanitization in the Analytics Dashboard.
Vulnerability Analysis
CVE-2026-10087 can be exploited with network access, requires user interaction and a small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2026-10087 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2026-10087
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Affected Versions
GitLab:- Version 17.1 and below 18.10.8 is affected.
- Version 18.11 and below 18.11.5 is affected.
- Version 19.0 and below 19.0.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.