Cross-site Scripting Vulnerability in WP Chill Passster
CVE-2025-57926

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Passster
Vendor
CVE Published:
22 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-57926?

The WP Chill Passster plugin is susceptible to a Cross-site Scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages viewed by users. This flaw can lead to unauthorized access and data manipulation, highlighting the importance of updating to the latest version to mitigate security risks.

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Deploy the Patch

Affected Version(s)

Passster <= 4.2.18

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-2025-57926
Created by quetuan03

References

https://patchstack.com/database/wordpress/plugin/content-...
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

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Que Thanh Tuan - Blue Rock (Patchstack Alliance)
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