CVE-2023-3956 Information

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.

CVSS Vector

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

Reference

https://plugins.trac.wordpress.org/browser/instawp-connect/tags/0.0.9.18/includes/class-instawp-rest-apis.php#L103 https://plugins.trac.wordpress.org/changeset/2942363/instawp-connect#file5 https://www.wordfence.com/threat-intel/vulnerabilities/id/48e7acf2-61d4-4762-8657-0701910ce69b?source=cve

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8