Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Unknown Simply Schedule Appointments — Simply Schedule Appointments < 1.6.12.17 - Team Member+ User Email Disclosure via Users and Customers REST Endpoints
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L L N U H N N 6.5 .0022 12.6 —
AFFECTED
Product Versions Fixed
Simply Schedule Appointments unspecified —
TIMELINE
Jul 22 Reserved by WPScan
Aug 14 EXPLOIT PUBLISHED — CVE-2026-16541 (Unknown Simply Schedule Appointments). Public exploit reference added.
Aug 15 Published (CNA: WPScan)
Aug 16 EXPLOIT PUBLISHED — CVE-2026-16541 (Unknown Simply Schedule Appointments). Public exploit reference added.
Description
The Simply Schedule Appointments WordPress plugin before 1.6.12.17 does not restrict the user records returned by some of its REST endpoints to those the requester is entitled to see, allowing users with a low-privileged staff role to disclose the names and email addresses of arbitrary registered users.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| July 22, 2026 | Reserved | Reserved by WPScan |
| August 14, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-16541 (Unknown Simply Schedule Appointments). Public exploit reference added. |
| August 15, 2026 | Published | Published (CNA: WPScan) |
| August 16, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-16541 (Unknown Simply Schedule Appointments). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Unknown | Simply Schedule Appointments | — | — | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-16541 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.