CVE-2025-48319 WordPress Mesa Mesa Reservation Widget plugin <= 1.0.0 - Cross Site Scripting (XSS) vulnerability
Stored XSS in Mesa Reservation Widget 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-2025-48319?
CVE-2025-48319 is a medium-severity cross-site scripting vulnerability in gslauraspeck Mesa Mesa Reservation Widget, published on 28 Aug 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 gslauraspeck Mesa Mesa Reservation Widget mesa-mesa-reservation-widget allows Stored XSS.This issue affects Mesa Mesa Reservation Widget: from n/a through <= 1.0.0.
Weakness: CWE-79
Which versions are affected by CVE-2025-48319?
How do I fix CVE-2025-48319?
No fix has been published for CVE-2025-48319 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-2025-48319 being exploited?
There is no known exploitation of CVE-2025-48319 in the wild and no public exploit code.
Sources
Also known as GHSA-r9g9-28hj-mwc7.