CVE-2026-91109 | CVSS: 6.5 | 严重级别: MEDIUM
The Simply Schedule Appointments plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.6.12.31 via the 'complete_group' parameter due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to disclose every co-booker's private per-appointment id_token (exposed as public_token) alongside their PII (name and email address), then use each leaked token to read, overwrite arbitrary appointment meta on, or cancel the co-booker's appointment via the same REST c
参考链接:
• https://plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6
• https://plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6
• https://plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6
📌 数据来源: NVD 官方