CVE-2023-0162 - CVE House

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Status published Medium CVE-2023-0162

CPO Companion <= 1.0.4 - Authenticated (Administrator+) Stored Cross-Site Scripting

5.5 CVSS

Vulnerability Description

The CPO Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via several of its content type settings parameters in versions up to, and including, 1.0.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from wpchill

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Strong Testimonials <= 3.2.11 - Authenticated (Author+) Stored Cross-Site Scripting via Custom Fields

Image Photo Gallery Final Tiles Grid <= 3.6.9 - Missing Authorization to Authenticated (Contributor+) Arbitrary Gallery Management

Passster – Password Protect Pages and Content <= 4.2.24 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

Filr – Secure document library <= 1.2.11 - Authenticated (Administrator+) Stored Cross-Site Scripting via HTML Upload

Image Photo Gallery Final Tiles Grid <= 3.6.7 - Missing Authorization to Authenticated (Contributor+) Gallery Management

Affected Vendor

wpchill

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Affected Software

CPO Companion

Vulnerable Versions:

0

Timeline

Official Publish: January 10th, 2023

Last Modified: April 8th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

T1059.007 JavaScript

T1539 Steal Web Session Cookie

T1213 Data from Information Repositories

T1567 Exfiltration Over Web Service

T1491.001 Defacement