CVE-2021-40105: An issue was discovered in Concrete CMS through 8.5.5. There is XSS via Markdown Comments.

PriorityP424medium6.1CVSS 3.1

AVNACLPRNUIRSCCLILAN

EPSS

0.63%

45.6th percentile

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

Affected

1 ranges

Vendor	Product	Version range	Fixed in
concretecms	concrete_cms	<= 8.5.5	—

CVSS provenance

nvdv3.16.1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.