Is CVE-2026-87896 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-87896 being exploited in the wild.

How severe is CVE-2026-87896?

Medium severity, with a CVSS score of 5.3, published 16 September 2026.

Which products and versions are affected?

Rox Appointment Booking before 1.2.8.

Is there a fix for CVE-2026-87896?

A patch was published on 2026-09-16: Fixed in version 1.2.8 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

How is CVE-2026-87896 attacked?

It is attacked over the network, in a web application.

Am I affected by CVE-2026-87896?

Check whether anything you run is named in the advisory. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2026-87896: Rox Appointment Booking unauthorized staff data disclosure

CVE-2026-87896 · Severity: medium · CVSS 5.3 · Published 2026-09-16

Rox Appointment Booking is a WordPress plugin for managing appointment scheduling and staff bookings. The plugin exposes sensitive staff information—including email addresses, phone numbers, private notes, and linked WordPress account names—to anyone without requiring authentication. An attacker can easily access this data via an unprotected API endpoint, compromising staff privacy and potentially enabling targeted attacks.

Quick answers

Is CVE-2026-87896 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-87896 being exploited in the wild.
How severe is CVE-2026-87896?: Medium severity, with a CVSS score of 5.3, published 16 September 2026.
Which products and versions are affected?: Rox Appointment Booking before 1.2.8.
Is there a fix for CVE-2026-87896?: A patch was published on 2026-09-16: Fixed in version 1.2.8 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-87896 attacked?: It is attacked over the network, in a web application.
Am I affected by CVE-2026-87896?: Check whether anything you run is named in the advisory. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The Rox Appointment Booking plugin before version 1.2.8 fails to implement authorization checks on a REST API endpoint that returns booking agent (staff) records. The vulnerability is a missing access control issue (CWE-200) affecting the endpoint that serves staff data. An unauthenticated attacker can send a network request to this endpoint to retrieve staff email addresses, phone numbers, private internal notes, and linked WordPress account usernames without any credentials or user interaction. The vulnerability is fixed in version 1.2.8 or later.

Affected products

Rox Appointment Booking before 1.2.8

Timeline

2026-09-14: disclosed
2026-09-16: advisory
2026-09-16: patched: Fixed in version 1.2.8

References

https://wpscan.com/vulnerability/658ae610-945a-41cd-ad55-6841fc402035/

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.