Cross-Site Scripting Vulnerability in Meks Flexible Shortcodes Plugin by Meks
CVE-2025-49855

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Meks Flexible Shortcodes
Vendor
CVE Published:
17 June 2025

What is CVE-2025-49855?

The Meks Flexible Shortcodes plugin is susceptible to a Cross-Site Scripting (XSS) vulnerability due to improper neutralization of user inputs when generating web pages. This flaw allows attackers to inject malicious scripts into web pages, potentially compromising user data and website integrity. It affects all versions of the plugin prior to 1.3.7 and poses significant risks to WordPress sites that utilize this plugin.

Affected Version(s)

Meks Flexible Shortcodes <= 1.3.7

References

https://patchstack.com/database/wordpress/plugin/meks-fle...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Peter Thaleikis (Patchstack Alliance)
.