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Fencer Intel
high 8.8

CVE-2026-123064 json

WP BASE Booking of Appointments, Services and Events 6.5.0 - Subscriber+ Privilege Escalation

published 3d ago modified yesterday also EUVD-2026-119828

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits
0
none known

Summary

The WP BASE Booking of Appointments, Services and Events WordPress plugin before 6.5.1 does not properly restrict access to one of its user-creation actions, allowing authenticated users with Subscriber-level access and above to create a new administrator account and thereby escalate their privileges.

Patch / fix

  • Unknown WP BASE Booking of Appointments, Services and Events 6.5.1

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2d ago

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/9af3dc8d-ee15-448a-b67b-346bdc2669fb/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

  • Unknown WP BASE Booking of Appointments, Services and Events

Classification

Weakness
  • CWE-269 Improper Privilege Management
Technology feeds

References

Sources

Fencer Intel 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.