Bug 2428218 (CVE-2025-13761)

Summary: CVE-2025-13761 gitlab: GitLab: Cross-Site Scripting Vulnerability Leading to Arbitrary Code Execution
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedKeywords: Security
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OS: Linux   
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A flaw was found in GitLab. This Cross-Site Scripting (XSS) vulnerability allows an unauthenticated attacker to execute arbitrary code in the context of an authenticated user's browser. This occurs when a legitimate user is convinced to visit a specially crafted webpage, potentially leading to compromised user sessions or data.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-01-09 10:25:19 UTC
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.