Stored Cross-Site Scripting Vulnerability in Smart Slider 3 Plugin for WordPress
CVE-2026-14876

6.4MEDIUM

Key Information:

Vendor

WordPress
Status
Smart Slider 3
Vendor
CVE Published:
30 September 2026

What is CVE-2026-14876?

The Smart Slider 3 plugin for WordPress is vulnerable to Stored Cross-Site Scripting (XSS) through the 'data-href' parameter. This vulnerability arises from inadequate input sanitization and output escaping, allowing authenticated attackers with contributor-level access or higher to inject arbitrary scripts into web pages. When users visit these compromised pages, the injected scripts will execute, potentially leading to data theft, session hijacking, or other malicious actions.

Affected Version(s)

Smart Slider 3 0 <= 3.5.1.38

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3654530/smar...

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

Webbernaut
.