Stored Cross-Site Scripting Vulnerability in Blocksy Companion Plugin for WordPress
CVE-2024-4487

5.4MEDIUM

Key Information:

Vendor
Wordpress
Status
Blocksy Companion
Vendor
CVE Published:
14 May 2024

Summary

The Blocksy Companion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG uploads in versions up to, and including, 2.0.45 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected Version(s)

Blocksy Companion * <= 2.0.45

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/blocksy-compan...
https://plugins.trac.wordpress.org/changeset/3084198/#file18

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

  • Vulnerability published

  • Vulnerability Reserved

Credit

wesley
.