Admin Columns Free < 4.3 & Pro < 5.5.1 - Admin+ Stored XSS in Label
CVE-2021-24366

5.4MEDIUM

Key Information:

Vendor

Wordpress
Status
Admin Columns
Admin Columns Pro
Vendor
CVE Published:
21 June 2021

Badges

👾 Exploit Exists🟡 Public PoC

What is 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)

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

Admin Columns 3.0 < 4.3

Admin Columns Pro 0 < 5.5.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-24366 - Proof of Concept

References

https://wpscan.com/vulnerability/05427156-4d5c-4aeb-add8-...
exploitvdb-entrytechnical-description
https://www.whitesourcesoftware.com/vulnerability-databas...
https://github.com/codepress/admin-columns/commit/b45571e...
patch

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Daniel Elkabes of WhiteSource
WPScan
JSON
.