CVE-2026-36669

critical · 9.8

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.

9.8

CVSS

0.6%

EPSS (exploit prob.)

46th

EPSS percentile

2026-07-17

Published

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

Weaknesses

CWE-434

References

https://github.com/firstlax6t/CVE-2026-36669-FengOffice
https://www.fengoffice.com/
https://github.com/firstlax6t/CVE-2026-36669-FengOffice

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-36669