CVE-2026-6960 BookingPress Pro <= 5.6 - Unauthenticated Arbitrary File Upload via Signature Custom Field

Critical 9.8 Published Updated

Unauthenticated attackers can upload arbitrary files to execute code if a signature custom field is enabled in BookingPress Pro.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-6960?

CVE-2026-6960 is a critical vulnerability in Repute Infosystems BookingPress Appointment Booking Pro, published on 21 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The BookingPress Pro plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'bookingpress_validate_submitted_booking_form_func' function in all versions up to, and including, 5.6. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. Note: The vulnerability can only be exploited if a signature custom field is added to the booking form.

Weakness: CWE-434

Which versions are affected by CVE-2026-6960?

How do I fix CVE-2026-6960?

No fix has been published for CVE-2026-6960 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-6960 being exploited?

There is no known exploitation of CVE-2026-6960 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-qf4r-cjjc-2864.

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