CVE-2021-24884 is a critical HTML injection vulnerability affecting the Formidable Form Builder WordPress plugin before version 4.09.05. An unauthenticated attacker can inject malicious HTML tags, potentially leading to JavaScript code execution if an authenticated user clicks a crafted link. With a CVSS score of 9.6, this vulnerability has a high impact on confidentiality, integrity, and availability, and can be combined with CSRF for arbitrary actions, including password changes or even Remote Code Execution if the user can edit PHP code. There is currently no public exploit code available, and it shows minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.09.05CPE matchmatch criteria | cpe:2.3:a:strategy11:formidable_form_builder:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.8 Bluesky, 0.5 Mastodon, and 1.2 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 0.1 Security Researcher mentions.