Bug 2426570 (CVE-2025-69413)

Summary: CVE-2025-69413 Gitea: Gitea: Information disclosure via differing authentication responses
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Gitea. A remote attacker can exploit this vulnerability by observing different responses from the /api/v1/user endpoint during failed authentication attempts. This information disclosure allows the attacker to determine whether a specific username exists on the system.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-01-01 05:01:46 UTC
In Gitea before 1.25.2, /api/v1/user has different responses for failed authentication depending on whether a username exists.