CVE-2021-40105 — MEDIUM (6.1)

Q: What is CVE-2021-40105?

CVE-2021-40105 is a vulnerability with a CVSS score of 6.1 (MEDIUM). An issue was discovered in Concrete CMS through 8.5.5. There is XSS via Markdown Comments.

Q: How severe is CVE-2021-40105?

CVE-2021-40105 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-40105?

Check the references section above for vendor advisories and patch information. Affected products include: Concretecms Concrete Cms.

Vulnerability Description

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

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Concretecms	Concrete Cms	<= 8.5.5

Related Weaknesses (CWE)

CWE-79

References

https://documentation.concretecms.org/developers/introduction/version-history/85Release NotesVendor Advisory
https://hackerone.com/reports/1102054Permissions RequiredThird Party Advisory
https://documentation.concretecms.org/developers/introduction/version-history/85Release NotesVendor Advisory
https://hackerone.com/reports/1102054Permissions RequiredThird Party Advisory

FAQ

What is CVE-2021-40105?

CVE-2021-40105 is a vulnerability with a CVSS score of 6.1 (MEDIUM). An issue was discovered in Concrete CMS through 8.5.5. There is XSS via Markdown Comments.

How severe is CVE-2021-40105?

CVE-2021-40105 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-40105?

Check the references section above for vendor advisories and patch information. Affected products include: Concretecms Concrete Cms.