CVE-2021-22021: VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user…

PriorityP423medium5.4CVSS 3.1

AVNACLPRLUIRSCCLILAN

EPSS

0.47%

37.3th percentile

VMware vRealize Log Insight (8.x prior to 8.4) contains a Cross Site Scripting (XSS) vulnerability due to improper user input validation. An attacker with user privileges may be able to inject a malicious payload via the Log Insight UI which would be executed when the victim accesses the shared dashboard link.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
vmware	cloud_foundation	>= 4.0 < 4.3	4.3
vmware	vrealize_log_insight	4.0 – 4.8	—
vmware	vrealize_log_insight	>= 8.0.0 < 8.4	8.4

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

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.