CVE-2025-4334 is a critical privilege escalation vulnerability affecting all versions up to and including 6.3 of the Simple User Registration plugin for WordPress. It stems from insufficient restrictions on user meta values during registration, allowing unauthenticated attackers to register as administrators. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with low complexity, leading to complete compromise of confidentiality, integrity, and availability. While not yet in CISA's KEV catalog, exploit intelligence indicates the availability of Nuclei templates, and it has garnered significant community discussion, suggesting a high likelihood of future exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 6.3CPE matchmatch criteria | cpe:2.3:a:najeebmedia:simple_user_registration:*:*:*:*:*: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.