Simply Schedule Appointments < 1.6.12.6 - Unauthenticated Appointment Data Disclosure and Mass Deletion via purge Endpoint
41Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 7.5epss 0.4%
from disclosure to weapon0 days
Published on NVDAug 2
1st PoCJul 22
exploitation probability
0.4%top 72% of all CVEs
observed exploitation
nono source reports it
2 public exploit(s)
The Simply Schedule Appointments WordPress plugin before 1.6.12.6 does not correctly restrict a bulk appointment operation to the requester's own records, allowing unauthenticated users to retrieve the personal data of all appointments across the site and, on premium editions, to permanently delete them.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products
Unknown · Simply Schedule Appointmentspublic PoCs found — 2
githubgithub.com/huseyn0vs/CVE-2026-16540-SimplyScheduleAppointments★ 1cve_referencewpscan.com/vulnerability/c3829294-c388-4151-9e25-a3eac7b1f1c6/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.