CVE-2025-58871 WordPress Master Paper Collapse Toggle Plugin <= 1.1 - Cross Site Scripting (XSS) Vulnerability
Stored XSS in Master Paper Collapse Toggle allows attackers to inject malicious scripts into web pages viewed by other users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-58871?
CVE-2025-58871 is a medium-severity cross-site scripting vulnerability in Luis Rock Master Paper Collapse Toggle, published on 5 Sep 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Luis Rock Master Paper Collapse Toggle master-paper-collapse-toggle allows Stored XSS.This issue affects Master Paper Collapse Toggle: from n/a through <= 1.1.
Weakness: CWE-79
Which versions are affected by CVE-2025-58871?
How do I fix CVE-2025-58871?
No fix has been published for CVE-2025-58871 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-58871 being exploited?
There is no known exploitation of CVE-2025-58871 in the wild and no public exploit code.
Sources
Also known as GHSA-h8pc-w8wc-5hp2.