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Appointment Booking Calendar · Security record

Is Appointment Booking Calendar safe?

One known vulnerability affects the current version (1.4.08), and it has no fix yet.

Checked 2 days ago against the WPVulnerability database, for version 1.4.08.

How it’s looked after

Last release
Nov 8, 2026 (1 day ago)
Releases in the last year
11
Tested up to
WordPress 7.0.8
Support resolved
1 of 1 threads in two months
Active installs
1K+

20 known vulnerabilities

  • 2 critical
  • 4 high
  • 8 medium
  • 6 not rated

1 affects the current version. 1 has no fix yet.

Disclosed each year

  • 20152
  • 20163
  • 20192
  • 20202
  • 20221
  • 20241
  • 20254
  • 20264

Every known vulnerability in Appointment Booking Calendar

Newest first, with any that affect the current version at the top.

Questions about Appointment Booking Calendar’s security

Is Appointment Booking Calendar safe to use?

Yes: 1 known vulnerability affects version 1.4.08, according to WPVulnerability’s database. Until a fixed version is out, weigh the risk, or switch to an alternative.

Does Appointment Booking Calendar have known security vulnerabilities?

Yes: 1 known vulnerability affects version 1.4.08, according to WPVulnerability’s database.

Is Appointment Booking Calendar still maintained?

Yes. Its last release was 1 day ago. Its authors resolved 1 of the 1 support threads opened in the last two months.

Is Appointment Booking Calendar compatible with the latest WordPress?

It’s tested up to WordPress 7.0.8, one version behind the current 7.1. Authors often update this line a few weeks after a release.

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Vulnerability data from WPVulnerability (CC0), which gathers records from CVE, Wordfence, Patchstack and WPScan. A clean record isn’t a guarantee: keep every plugin updated.