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Fencer Vulns
high 8.8

CVE-2024-13677 json

GetBookingsWp - Appointments & Bookings Plugin Basic Version <= 1.1.27 - Authenticated (Subscriber+) Privilege Escalation via Account Takeover

published 2025-02-18 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-4835

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits
0
none known

Summary

The GetBookingsWP – Appointments Booking Calendar Plugin For WordPress plugin for WordPress is vulnerable to privilege escalation via account takeover in all versions up to, and including, 1.1.27. This is due to the plugin not properly validating a user's identity prior to updating their details like email. This makes it possible for authenticated attackers, with subscriber-level access and above, to change arbitrary user's email addresses, including administrators, and leverage that to reset the user's password and gain access to their account.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
20 mo ago

Exploit prediction

0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • istmoplugins GetBookingsWP – Appointments Booking Calendar Plugin For WordPress

Classification

Weakness
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.