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CVE-2026-18776criticalCWE-284

TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Account Takeover via Multiple AJAX Actions

48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.8epss 0.3%
exploitation probability
0.3%top 72% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in some of its AJAX actions, allowing unauthenticated users to change the email address of arbitrary users, including administrators, and subsequently take over their account via the password reset flow.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Unknown · TrueBooker
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.