Stored Cross-Site Scripting Vulnerability in MetaSlider Plugin for WordPress
CVE-2025-1203

3.5LOW

Key Information:

Vendor
WordPress
Status
Slider, Gallery, And Carousel By Metaslider
Vendor
CVE Published:
24 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

The Slider, Gallery, and Carousel by MetaSlider WordPress plugin prior to version 3.95.0 suffers from a Stored Cross-Site Scripting vulnerability due to improper sanitization and escaping of certain settings. This issue enables high-privilege users, such as editors, to execute malicious scripts within the context of the application, even when specific capabilities like unfiltered_html are restricted. This presents a significant security risk, especially in multisite configurations.

Affected Version(s)

Slider, Gallery, and Carousel by MetaSlider 0 < 3.95.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-1203 - Proof of Concept

References

https://wpscan.com/vulnerability/fca0b129-3299-46d6-9231-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
3.5
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dmitrii Ignatyev
WPScan
.