WordPress plugin
Availability Calendar 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.
- Critical0
- High1
- Medium2
- Low0
All Availability Calendar vulnerabilities
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Availability Calendar: common questions
Does Availability Calendar have known vulnerabilities?
Yes. VulnCrest Radar lists 3 known vulnerabilities in Availability Calendar: 1 high, 2 medium. At least one is not fixed in the latest version.
How do I check which version of Availability Calendar 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 Availability Calendar vulnerability?
CVE-2023-48744, published Nov 24, 2023: Availability Calendar <= 1.2.6 - Cross-Site Request Forgery via add_availability_calendar_create_admin_page(). Severity: Medium (CVSS 4.3).
Is any Availability Calendar vulnerability listed in CISA KEV?
No. None of the known Availability Calendar vulnerabilities is currently listed in the CISA KEV catalog.