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CRITICAL

CVE-2023-2834

CVSS v3

9.8

CRITICAL

EPSS Score

1.9 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

The BookIt plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.3.7. This is due to insufficient verification on the user being supplied during booking an appointment through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the email.

Technical details

Published
2023-06-30

Frequently asked questions

What is CVE-2023-2834?

The BookIt plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.3.7. This is due to insufficient verification on the user being supplied during booking an appointment through the plugin. This makes it possible for unauthenticated attackers to log in as any existing user on the site, such as an administrator, if they have access to the email.

Is CVE-2023-2834 actively exploited?

Active exploitation of CVE-2023-2834 has not been confirmed. Its EPSS score was 1.9% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-2834?

CVE-2023-2834 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2023-2834 affecting your environment?

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