CVE-2023-3956

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

The InstaWP Connect plugin for WordPress is vulnerable to unauthorized access of data, modification of data and loss of data due to a missing capability check on the 'events_receiver' function in versions up to, and including, 0.0.9.18. This makes it possible for unauthenticated attackers to add, modify or delete post and taxonomy, install, activate or deactivate plugin, change customizer settings, add or modify or delete user including administrator user.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jul 27, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-3956: Critical severity, CVSS 9.8 | Vulnix