CVE-2021-24965 Five Star Restaurant Reservations < 2.4.8 - Subscriber+ Stored Cross-Site Scripting

Medium 5.4 Published Updated

Subscribers can inject malicious scripts via the schedule setting, potentially compromising admin accounts in the Five Star Restaurant Reservations plugin.

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-2021-24965?

CVE-2021-24965 is a medium-severity cross-site scripting vulnerability in Unknown Five Star Restaurant Reservations – WordPress Booking Plugin, published on 24 Jan 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Five Star Restaurant Reservations WordPress plugin before 2.4.8 does not have capability and CSRF checks in the rtb_welcome_set_schedule AJAX action, allowing any authenticated users to call it. Due to the lack of sanitisation and escaping, users with a role as low as subscriber could perform Cross-Site Scripting attacks against logged in admins

Weakness: CWE-79

Which versions are affected by CVE-2021-24965?

It affects 1 product.

Products include Fivestarplugins Five Star Restaurant Reservations.

How do I fix CVE-2021-24965?

No fix has been published for CVE-2021-24965 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-2021-24965 being exploited?

There is no known exploitation of CVE-2021-24965 in the wild and no public exploit code.

Sources

Also known as GHSA-fvjh-pxch-48xx.

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