CVE-2026-16541 — MEDIUM (6.5)

Vulnerability 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.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-200

References

https://wpscan.com/vulnerability/8172f778-5dc5-49e8-9967-81215ac187d7/

FAQ

What is CVE-2026-16541?

CVE-2026-16541 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 w...

How severe is CVE-2026-16541?

CVE-2026-16541 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16541?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.