CVE-2026-3093NVD

Vulnerability Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an attacker to execute arbitrary JavaScript in another user's browser via a crafted URL, due to improper sanitization of user-controlled input.

Severity Level

MEDIUM(4.7)

Published Date

Jul 29, 2026

Last Modified

Aug 3, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.24%Probability

Root Weakness (CWE)

CWE-79: Cross-site Scripting (XSS) ↗

The software does not neutralize user-controllable input before it is placed in output that is used as a web page.

CVSS v3.1 Base Metrics — Score 4.7 (MEDIUM)

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeChanged

ConfidentialityLow

IntegrityLow

AvailabilityNone

Affected & Patched Versions

Affected Versions

Gitlab Gitlab >= 14.0.0 and < 19.0.5
Gitlab Gitlab >= 19.1.0 and < 19.1.3
Gitlab Gitlab

Patched Versions

Gitlab Gitlab 19.0.5
Gitlab Gitlab 19.1.3

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