CVE-2026-81422: medium-severity vulnerability in Advanced Appointment Booking & Scheduling
Advanced Appointment Booking & Scheduling < 2.7 - Unauthenticated Arbitrary User Registration
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.2%
The Advanced Appointment Booking & Scheduling WordPress plugin before 2.7 does not verify the site's user-registration setting before creating accounts through a publicly accessible shortcode, allowing unauthenticated attackers to register arbitrary user accounts, and be automatically logged in, even when user registration is disabled on the site.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
Unknown · Advanced Appointment Booking & Schedulingpublic PoCs found — 1
cve_referencewpscan.com/vulnerability/05f00d47-0014-456b-ade8-994113b5507c/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.