CVE-2021-3111

MEDIUM

Concretecms Concrete Cms < 8.5.5 - XSS

Title source: rule

Description

The Express Entries Dashboard in Concrete5 8.5.4 allows stored XSS via the name field of a new data object at an index.php/dashboard/express/entries/view/ URI.

Exploits (1)

exploitdb WRITEUP

by Quadron Research Lab · textwebappsphp

https://www.exploit-db.com/exploits/49721

View Code ZIP pw:eip

References (5)

[Release Notes, Vendor Advisory] https://documentation.concrete5.org/developers/introduction/version-history

[Exploit, Third Party Advisory] https://github.com/Quadron-Research-Lab/CVE/blob/main/CVE-2021-3111.pdf

[Exploit, Third Party Advisory, VDB Entry] http://packetstormsecurity.com/files/161600/Concrete5-8.5.4-Cross-Site-Scripting.html

[Release Notes, Vendor Advisory] https://documentation.concrete5.org/developers/introduction/version-history/855-release-notes

[Third Party Advisory, VDB Entry] http://packetstormsecurity.com/files/161997/Concrete5-8.5.4-Cross-Site-Scripting.html

Scores

CVSS v3 4.8

EPSS 0.0061

EPSS Percentile 69.7%

Attack Vector NETWORK

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

Details

CWE

CWE-79

Status published

Products (1)

concretecms/concrete_cms < 8.5.5

Published Jan 08, 2021

Tracked Since Feb 18, 2026