Stored Cross-Site Scripting Vulnerability in Spectra Gutenberg Blocks for WordPress
CVE-2025-11162

6.4MEDIUM

What is CVE-2025-11162?

The Spectra Gutenberg Blocks plugin for WordPress is susceptible to a Stored Cross-Site Scripting (XSS) vulnerability. This issue arises due to inadequate input sanitization and output escaping mechanisms in the Custom CSS functionality. Authenticated users with Contributor-level access or higher can exploit this weakness by injecting arbitrary web scripts into web pages. Once an injected page is accessed by users, the malicious scripts will execute, posing serious security risks.

Affected Version(s)

Spectra Gutenberg Blocks – Website Builder for the Block Editor * <= 2.19.14

References

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

Muhammad Yudha - DJ
.
CVE-2025-11162 : Stored Cross-Site Scripting Vulnerability in Spectra Gutenberg Blocks for WordPress