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CVE-2025-54676 Cross-site scripting in Online Booking & Scheduling Calendar for WordPress by vcita

Medium 6.5 Published Updated

Stored XSS in vcita WordPress plugin allows attackers to inject malicious scripts, potentially leading to session hijacking or site defacement.

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-2025-54676?

CVE-2025-54676 is a medium-severity cross-site scripting vulnerability in Online Booking & Scheduling Calendar for WordPress by vcita, published on 14 Aug 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 vcita Online Booking & Scheduling Calendar for WordPress by vcita meeting-scheduler-by-vcita allows Stored XSS.This issue affects Online Booking & Scheduling Calendar for WordPress by vcita: from n/a through <= 4.5.3.

Weakness: CWE-79

Which versions are affected by CVE-2025-54676?

It affects 1 product.

Products include Vcita Online Booking \& Scheduling Calendar.

How do I fix CVE-2025-54676?

No fix has been published for CVE-2025-54676 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-2025-54676 being exploited?

There is no known exploitation of CVE-2025-54676 in the wild and no public exploit code.

Sources

Also known as GHSA-c4cr-w9mj-ccf8.

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