CVE-2023-2734 is a critical authentication bypass vulnerability affecting the MStore API plugin for WordPress, specifically versions up to and including 3.9.1. This flaw allows unauthenticated attackers to log in as any existing user, including administrators, by exploiting insufficient user verification during mobile REST API cart sync requests if they know the user ID. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low complexity, leading to complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or Metasploit modules, Nuclei templates exist for detection, and there is minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.9.1CPE matchmatch criteria | cpe:2.3:a:inspireui:mstore_api:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.