WordPress plugin
Instant Appointment security & vulnerabilities
Unpatched vulnerability in the latest version
At least one vulnerability affects the latest version and no fix has been released. Deactivate the plugin or restrict access to the affected feature until the vendor ships a patch.
- Critical1
- High1
- Medium1
- Low0
All Instant Appointment vulnerabilities
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Instant Appointment: common questions
Does Instant Appointment have known vulnerabilities?
Yes. VulnCrest Radar lists 3 known vulnerabilities in Instant Appointment: 1 critical, 1 high, 1 medium. At least one is not fixed in the latest version.
How do I check which version of Instant Appointment I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Instant Appointment vulnerability?
CVE-2026-15282, published Mar 20, 2025: Instant Appointment <= 1.2 - Unauthenticated Arbitrary File Upload. Severity: Critical (CVSS 9.8).
Is any Instant Appointment vulnerability listed in CISA KEV?
No. None of the known Instant Appointment vulnerabilities is currently listed in the CISA KEV catalog.