CVE-2026-123131 · Package
NO FIX YET · SEE WHAT TO DO
The GemBooking WordPress plugin before 1.7.1 does not check that a REST request is aimed at its own routes before temporarily giving Staff users administrator capabilities. A user with the Staff role can therefore delete arbitrary posts and change the site's settings.
first public Nov 9, 2026 · 1 source
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Sites running the GemBooking WordPress plugin before 1.7.1 that have users with the Staff role. Sites without GemBooking or with no Staff users are not exposed by this description.
Not affected if no-gembooking-plugin, no-staff-users
Who cares gembooking, self-hosted, wordpress
1.7.1 are affected.1.7.1 or later.The GemBooking WordPress plugin before 1.7.1 does not properly verify that a REST request is addressed to its own routes before temporarily granting staff users administrative capabilities, allowing users with the GemBooking WordPress plugin before 1.7.1's Staff role to delete arbitrary posts and update the site's settings.
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