Bug 2515498 (CVE-2026-58428)

Summary: CVE-2026-58428 code.gitea.io/gitea: Gitea: Attachment allowlist bypass via web release edit form
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: unspecifiedCC: gbenhaim, niyer, twaugh
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Gitea. An authenticated remote attacker with repository write permission could bypass the attachment extension allowlist via the web release edit form. This vulnerability allows the attacker to rename existing release attachments to forbidden file extensions, potentially leading to the distribution of malicious files or stored Cross-Site Scripting (XSS) attacks.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2026-08-13 17:15:56 UTC
Release attachment extension allowlist bypass via web release edit form (variant of CVE-2025-68939)