Cyber Resilience

CVE-2021-24366

MediumPublic PoC

Published: 21 June 2021

Published
21 June 2021
Modified
05 May 2025
KEV Added
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Patch
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CVSS Score v3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0037 59.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-24366 is a medium-severity an unspecified weakness vulnerability in Admincolumns Admin Columns. Its CVSS base score is 5.4 (Medium).

Operationally, ranked in the top 40.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

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…

more

the unfiltered_html capability is disallowed (for example in multisite setup)

CWE(s)
None listed

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

admincolumns
admin columns
≤ 4.3 · ≤ 5.5.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References