CVE-2026-36669

CriticalCVSS 9.8/10Last modified Oct 24, 2026

Description

An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-434

Affected software

No affected versions have been published.

Timeline

Published: Jul 17, 2026
Last modified: Oct 24, 2026
NVD status: Deferred

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