Stored Cross-Site Scripting Vulnerability Affects Blocksy Theme
CVE-2024-11420

6.4MEDIUM

Key Information:

Vendor
Wordpress
Status
Blocksy
Vendor
CVE Published:
5 December 2024

Summary

The Blocksy WordPress theme experiences a vulnerability that allows for Stored Cross-Site Scripting via the Contact Info Block link parameter, affecting all versions up to and including 2.0.77. This issue arises from insufficient input sanitization and output escaping, enabling authenticated attackers with Contributor-level access or higher to inject arbitrary web scripts. The scripts execute whenever a user accesses a page that has been manipulated, potentially leading to severe security risks for both site administrators and visitors.

Affected Version(s)

Blocksy * <= 2.0.77

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://themes.trac.wordpress.org/changeset/249744/blocks...

CVSS V3.1

Score:
6.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

D.Sim
.