VULNERABILITY INTELLIGENCE

CVE-2021-40966

CVSS score5.4 MEDIUM

EPSS probability0.54%

CISA KEVNot currently listed

Published2021-09-15

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

A Stored XSS exists in TinyFileManager All version up to and including 2.4.6 in /tinyfilemanager.php when the server is given a file that contains HTML and javascript in its name. A malicious user can upload a file with a malicious filename containing javascript code and it will run on any user browser when they access the server.

Weakness classification

nvd@nist.gov: CWE-79

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Product, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Product, Third Party Advisory