SQL Injection in Chameleon CSS Project

CVE-2021-24626

The Chameleon CSS WordPress plugin through 1.2 does not have any CSRF and capability checks in all its AJAX calls, allowing any authenticated user, such as subscriber to call them and perform unauthorised actions. One of AJAX call, remove_css, also does not sanitise or escape the css_id POST parameter before using it in a SQL statement, leading to a SQL Injection

Vulnerability class: SQL Injection

EPSS: 0.007 (50.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24626?
CVE-2021-24626 is a high-severity vulnerability in Chameleon CSS Project, classified under SQL Injection. CVSS score: 8.8/10. Published 2021-11-08.
How severe is CVE-2021-24626?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-24626 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.