Stored Cross-Site Scripting in Snippet Shortcodes Plugin for WordPress
CVE-2026-16758

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Snippet Shortcodes
Vendor
CVE Published:
16 August 2026

What is CVE-2026-16758?

The Snippet Shortcodes plugin for WordPress has a vulnerability that allows authenticated attackers, with contributor-level access or higher, to exploit insufficient input sanitization and output escaping. By leveraging this weakness, attackers can inject arbitrary web scripts through Shortcode Attributes. When users visit a page containing the injected scripts, the malicious code executes, potentially compromising user data and the overall integrity of the site.

Affected Version(s)

Snippet Shortcodes 0 <= 5.2.0

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/shortcode-vari...
https://plugins.trac.wordpress.org/browser/shortcode-vari...

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

Wordfence PRISM
.