CVE-2026-8789

Easy Appointments <= 3.12.27 - Missing Authorization to Authenticated (Contributor+) Arbitrary Connection Deletion

The Easy Appointments plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check and missing nonce verification on the `ea_delete_multiple_connections` AJAX action in all versions up to, and including, 3.12.27. This makes it possible for authenticated attackers, with Contributor-level access and above, to delete arbitrary connection records from the `wp_ea_connections` table, disrupting the plugin's core booking functionality.

We have discovered 583 live websites that are affected by CVE-2026-8789.

Run a Free Instant Scan



Affected Software

Product  Easy Appointments
Category Wordpress Plugins
Vulnerable Domains583 live websites (100% of Easy Appointments install base)
Vulnerable Versions
  • from 0 through 3.12.27
Vulnerable Versions Count49 versions ( 100% of all versions)


Common Weakness Enumeration

CWE-863 Incorrect Authorization



Details

  • Published - Jul 24, 2026
  • Updated - Jul 24, 2026

Credits

  • Vamshi Krishna Upadrasta (finder)

Website Distribution by Country

Number of websites using CVE-2026-8789
United States164 websites


Germany63 websites
GB48 websites
France30 websites
Netherlands28 websites
India21 websites
Canada20 websites
Spain20 websites
Italy19 websites
Australia15 websites

Website Distribution by TLD

Number of websites using CVE-2026-8789
.com234 websites
.de40 websites
.nl26 websites
.org24 websites
.co.uk23 websites
.it14 websites
.fr14 websites
.ca13 websites
.com.au13 websites
.se9 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-8789

Top websites that are affected by CVE-2026-8789. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
******************.fr France**,***
***********.com France***,***
****************.com Australia*,***,***
******.com GB*,***,***
*******.****.ua Ukraine*,***,***
****.at Austria*,***,***
***************.it Italy*,***,***
************************.de Germany*,***,***
********.***.sg Singapore*,***,***
**********.be Belgium*,***,***
See full domain list

FAQ

CVE-2026-8789 is Incorrect Authorization in Easy Appointments
A total of 583 websites have been identified as vulnerable to CVE-2026-8789, based on global website indexing conducted by WebTechSurvey.
The Easy Appointments is affected by the CVE-2026-8789 vulnerability.
Easy Appointments versions up to and including 3.12.27 are vulnerable to CVE-2026-8789.