CVE-2026-5027

HighCVSS 8.8/10Last modified Aug 18, 2026

Description

The 'POST /api/v2/files' endpoint does not sanitize the 'filename' parameter from the multipart form data, allowing an attacker to write files to arbitrary locations on the filesystem using path traversal sequences ('../').

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Mar 27, 2026
Last modified
Aug 18, 2026
NVD status
Analyzed

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CVE-2026-5027: High severity, CVSS 8.8 | Vulnix