Companion Sitemap Generator <= 4.5.1.1 - Contributor+ Stored XSS
CVE-2023-0066

5.4MEDIUM

Key Information:

Vendor
Wordpress
Status
Companion Sitemap Generator
Vendor
CVE Published:
13 March 2023

Badges

👾 Exploit Exists🟡 Public PoC

Summary

The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected Version(s)

Companion Sitemap Generator 0 <= 4.5.1.1

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-2023-0066 - Proof of Concept

References

https://wpscan.com/vulnerability/545c9e2f-bacd-4f30-ae01-...
exploitvdb-entrytechnical-description

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

Lana Codes
WPScan
.