FileGator accepts arbitrary Unix permission values via the '/chmoditems' API endpoint and passes the value directly to PHP's native 'chmod()' function through 'octdec()' conversion, with no validatio…
High CVSS 7.3
Summary
FileGator accepts arbitrary Unix permission values via the '/chmoditems' API endpoint and passes the value directly to PHP's native 'chmod()' function through 'octdec()' conversion, with no validation. This allows an authenticated user with 'chmod' permission to upgrade their privileges to root.
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Sources
- NVD DATABASE
Original Links
- https://github.com/filegator/filegator/blob/master/CHANGELOG.md#7142---2026-05-18
- https://github.com/filegator/filegator/commit/4a44ed9a43f84505703dce669c68fb55270c3f2c
- https://github.com/filegator/filegator/tree/master
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-202-03.json
- https://www.cve.org/CVERecord?id=CVE-2026-63358
Timeline
- nvd_ingest NVD