Arbitrary Web Script Injection Vulnerability in WordPress Gutenberg Blocks Plugin
CVE-2024-4366

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Spectra Gutenberg Blocks – Website Builder For The Block Editor
Vendor
CVE Published:
24 May 2024

What is CVE-2024-4366?

The Spectra – WordPress Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘block_id’ parameter in versions up to, and including, 2.13.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected Version(s)

Spectra Gutenberg Blocks – Website Builder for the Block Editor 0 <= 2.13.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3080971/

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

Ngô Thiên An
.