CVE-2026-76586

HighCVSS 7.5/10Last modified Aug 31, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 29, 2026
Last modified
Aug 31, 2026
NVD status
Deferred

Related CVEs from 2026

CVE-2026-765878.8IBM Planning Analytics 2.0 and 2.1 are vulnerable to a stack-based buffer overflow, caused by improper bounds checking. An attacker could ovCVE-2026-765899.9A vulnerability was found in TRENDnet TEW-755AP up to 20260702. Affected is the function FUN_401000 of the file /sbin/mycli. The manipulatioCVE-2026-76596.4The Advanced Social Media Icons plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `social` shortcode in all versionsCVE-2026-765909.9A vulnerability was identified in TRENDnet TEW-755AP up to 20260702. Affected by this issue is some unknown functionality of the file /cgi-bCVE-2026-765917.4A security flaw has been discovered in TRENDnet TEW-755AP up to 20260702. This affects the function log_email_server of the file /cgi-bin/emCVE-2026-765968.7Joomla Extension - fabrikar.com - Unauthenticated table truncation via list.doempty in Fabrik < 4.7.2- The list controllers doemtpy endpointCVE-2026-765978.7Joomla Extension - fabrikar.com - Unauthenticated arbitrary file upload to web root via list email plugin in Fabrik < 4.7.2 - The list emailCVE-2026-765988.7Joomla Extension - fabrikar.com - Unauthenticated arbitrary directory listing via onAjax_getFolders in Fabrik < 4.7.2 - The onAjax_getFolderCVE-2026-765998.7Joomla Extension - fabrikar.com - Unauthenticated database table list and table-prefix disclosure in Fabrik < 4.7.2 - The ajax_tables methodCVE-2026-76606.1The Easy Updates Manager plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'paged' parameter in versions up to, aCVE-2026-766006.9Joomla Extension - fabrikar.com - Unauthenticated deletion of any comment in Fabrik < 4.7.2 - The DeleteComment endpoint did not perform anyCVE-2026-766016.9Joomla Extension - fabrikar.com - Unauthenticated row reordering in Fabrik < 4.7.2 - The order plugin did not perform any access checks.
CVE-2026-76586: High severity, CVSS 7.5 | Vulnix