CVE-2021-27520

MEDIUM NUCLEI

FUDForum 3.1.0 - XSS

Title source: llm

Description

A cross-site scripting (XSS) issue in FUDForum 3.1.0 allows remote attackers to inject JavaScript via index.php in the "author" parameter.

Exploits (1)

exploitdb WORKING POC
by Piyush Patil · textwebappsphp
https://www.exploit-db.com/exploits/49943

Nuclei Templates (1)

FUDForum 3.1.0 - Cross-Site Scripting
MEDIUMVERIFIEDby r3Y3r53
Shodan: html:"FUDforum" || http.html:"fudforum" || http.html:"powered by: fudforum"
FOFA: body="powered by: fudforum" || body="fudforum"

References (2)

Scores

CVSS v3 6.1
EPSS 0.0181
EPSS Percentile 82.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (1)
fudforum/fudforum 3.1.0
Published Mar 19, 2021
Tracked Since Feb 18, 2026