CVE-2021-40105 Information

Description

An issue was discovered in Concrete CMS through 8.5.5. There is XSS via Markdown Comments.

CVSS Vector

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

Reference

https://hackerone.com/reports/1102054 https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1