All vulnerabilities
CVE-2026-12626

Online Scheduling and Appointment Booking System <= 28.2 - Authenticated (Custom+) PHP Object Injection via 'value' Parameter

ladela Online Scheduling and Appointment Booking System – Bookly
Open in ThreatlineRecord JSON
CVSS
7.2High
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.32%Chance of exploitation activity in the next 30 days, higher than 23% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
Published10 Oct 2026Updated 11 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version.

Description

The Online Scheduling and Appointment Booking System – Bookly plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 28.2 via deserialization of untrusted input via the ‘value’ parameter. This makes it possible for authenticated attackers, with custom-level access and above, to inject a PHP Object. No known gadget chain is available.

Text from CVE List

Affected versions 1

  • Online Scheduling and Appointment Booking System – Booklyaffected: all versions through 28.2CVE List

References 2