High severity7.5NVD Advisory· Published Aug 29, 2026· Updated Aug 31, 2026
CVE-2026-76586
CVE-2026-76586
Description
The Appointment Booking Calendar Plugin and Scheduling Plugin WordPress plugin before 1.6.3 does not verify the amount actually paid against the server-side price staged for a booking when confirming an online payment, allowing unauthenticated users to have a paid appointment approved for a fraction of its price.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
2- Wordfence Intelligence Weekly WordPress Vulnerability Report (August 24, 2026 to August 30, 2026)Wordfence Blog · Sep 3, 2026
- WordPress Plugins: 25 Vulnerabilities Disclosed, Including Critical Auth Bypass and RCE FlawsVypr Intelligence · Aug 30, 2026