CVE-2021-3816: Cacti 1.1.38 allows authenticated users with User Management permissions to inject arbitrary HTML in the group_prefix field during the creation of a new group…

PriorityP425medium5.4CVSS 3.1

AVNACLPRLUIRSCCLILAN

EPSS

0.53%

41.8th percentile

Cacti 1.1.38 allows authenticated users with User Management permissions to inject arbitrary HTML in the group_prefix field during the creation of a new group via "Copy" method at user_group_admin.php.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
cacti	cacti	—	—
cacti	cacti	>= 0 < 1.2.1+ds1-1	1.2.1+ds1-1
cacti	cacti	>= 0 < 1.2.1+ds1-1	1.2.1+ds1-1
cacti	cacti	>= 0 < 1.2.1+ds1-1	1.2.1+ds1-1
cacti	cacti	>= 0 < 1.2.1+ds1-1	1.2.1+ds1-1
debian	cacti	< cacti 1.2.1+ds1-1 (bookworm)	cacti 1.2.1+ds1-1 (bookworm)

CVSS provenance

nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

nvdv2.03.5LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

osv5.4MEDIUM

vendor_debian5.4MEDIUM

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.