filebrowser from version 2.24.0 contains a race condition in the TUS upload handler that allows authenticated users to write past the declared… (CVE-2026-82238)
filebrowser from version 2.24.0 contains a race condition in the TUS upload handler that allows authenticated users to write past the declared Upload-Length by sending concurrent PATCH requests. Attackers can send multiple simultaneous PATCH requests at the same offset to bypass length validation, resulting in files that exceed their declared size and triggering completion hooks for oversized uploads.
filebrowser from version 2.24.0 contains a race condition in the TUS upload handler that allows authenticated users to write past the declared… (CVE-2026-82238)
Description
filebrowser from version 2.24.0 contains a race condition in the TUS upload handler that allows authenticated users to write past the declared Upload-Length by sending concurrent PATCH requests. Attackers can send multiple simultaneous PATCH requests at the same offset to bypass length validation, resulting in files that exceed their declared size and triggering completion hooks for oversized uploads.
CVSS v3.1
Score 3.1low
Weaknesses
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-6fr9-pm38-mc2g
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-82238"]
- Ecosystems
- []
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
Threat ID: 6a91a7bbacd9273b490650bf
Added to database: 08/28/2026, 15:22:35 UTC
Last updated: 08/28/2026, 18:18:07 UTC
Views: 4
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