XSS in Keyword Meta Project

CVE-2021-24611

The Keyword Meta WordPress plugin through 3.0 does not sanitise of escape its settings before outputting them back in the page after they are saved, allowing for Cross-Site Scripting issues. Furthermore, it is also lacking any CSRF check, allowing attacker to make a logged in high privilege user save arbitrary setting via a CSRF attack.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (24.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24611?
CVE-2021-24611 is a medium-severity vulnerability in Keyword Meta Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-09-06.
How severe is CVE-2021-24611?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24611 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.