What’s Vulnerable › Vulnerabilities

CVE-2026-63358: FileGator privilege escalation

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-07-21 · updated 2026-08-05
• Weakness: CWE-732

Description

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.

Affected products

• filegator/filegator: before 7.14.2 — fixed in 7.14.2

How to fix

Upgrade to a fixed version: filegator/filegator 7.14.2. Check the vendor advisory for mitigations.

References

• 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

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