Vulnerability in Admincolumns Admin Columns
CVE-2021-24366
The Admin Columns WordPress plugin before 4.3 and Admin Columns Pro WordPress plugin before 5.5.1 do not sanitise and escape its Label settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
EPSS: 0.010 (59.2th 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
- Admincolumns Admin_columns
- Unknown Admin Columns — versions 3.0
- Unknown Admin Columns Pro — versions 0
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)
- contact@wpscan.com (Exploit, Third Party Advisory)
- contact@wpscan.com (patch)
Frequently asked questions
- What is CVE-2021-24366?
- CVE-2021-24366 is a medium-severity vulnerability in Admincolumns Admin Columns, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2021-06-21.
- How severe is CVE-2021-24366?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-24366 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.