CVE-2025-49871 WordPress Noptin plugin <= 3.8.7 - Cross Site Scripting (XSS) Vulnerability
Stored XSS in Noptin plugin allows attackers to inject malicious scripts, potentially leading to session hijacking or site defacement.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-49871?
CVE-2025-49871 is a medium-severity cross-site scripting vulnerability in Noptin, published on 17 Jun 2025. An attacker needs administrator access to exploit it, 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 Noptin Newsletter Team Noptin newsletter-optin-box allows Stored XSS.This issue affects Noptin: from n/a through <= 3.8.7.
Weakness: CWE-79
Which versions are affected by CVE-2025-49871?
How do I fix CVE-2025-49871?
No fix has been published for CVE-2025-49871 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-2025-49871 being exploited?
There is no known exploitation of CVE-2025-49871 in the wild and no public exploit code.
Sources
Also known as GHSA-74x4-8r63-9qgx.