CVE-2026-46413

Description

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

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Produits concernés

• discourse
• Discourse discourse

Scores CVSS

Faiblesses (CWE)

• CWE-862

Références

• https://github.com/discourse/discourse/commit/1f1ded8dd361d81786bff17b35e1138d6ee299c0 Patch
• https://github.com/discourse/discourse/commit/7ddde266617b452152c1bf5f903f6c07be38fc40 Patch
• https://github.com/discourse/discourse/commit/a53df26dcf7e50ce2b20bfd5454a0c9d44b8fc7d Patch
• https://github.com/discourse/discourse/commit/abaa664c5df84026efb2ca264ba0f5586c3f2b01 Patch
• https://github.com/discourse/discourse/releases/tag/v2026.1.5 Release Notes
• https://github.com/discourse/discourse/releases/tag/v2026.4.2 Release Notes
• https://github.com/discourse/discourse/releases/tag/v2026.5.1 Release Notes
• https://github.com/discourse/discourse/releases/tag/v2026.6.0 Release Notes
• https://github.com/discourse/discourse/security/advisories/GHSA-3mvf-q9rg-w6m7 Vendor AdvisoryMitigation

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories