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THREAT OPS › Threat News › [NVD] CVE-2026-76586 (HIGH 7.5) — 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 ap

[NVD] CVE-2026-76586 (HIGH 7.5) — 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 ap

mednvdPublished 2026-08-29

CVE-2026-76586 CVSS: 7.5 HIGH Published: 2026-08-29T06:17:34.353

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.

Indicators of compromise

CVE-2026-76586cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-76586