Vulnerability · Published Apr 15, 2023 · Assigned by Wordfence
CVE-2023-2027ZM Ajax Login & Register <= 2.0.2 - Authentication Bypass
Critical 9.8
In plain English
A critical-severity authentication bypass in ZM Ajax Login & Register from zanematthew. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities).
Official description
The ZM Ajax Login & Register plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 2.0.2. This is due to insufficient verification on the user being supplied during a Facebook login 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 username.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| zanematthew | ZM Ajax Login & Register | 0 – through 2.0.2 |
Weakness: CWE-288 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H