CVE-2021-40105
Dashboard / Vulnerabilities / CVE-2021-40105
CVE-2021-40105
Published: 27 Sept 2021Last Modified: 9 Jul 2026
Summary:
Details: An issue was discovered in Concrete CMS through 8.5.5. There is XSS via Markdown Comments.
References: https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes, https://hackerone.com/reports/1102054
Affected packages
Package
Name:
Purl:
Affected ranges
Type: GIT
Events:
Introduced- 0
Fixed -None
Affected versions
8.5.5
8.5.4
8.5.3
8.5.2
8.5.1
8.5.0
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
