CVE-2026-4373 identifies an arbitrary file read vulnerability via path traversal in the JetFormBuilder plugin for WordPress, affecting all versions up to and including 3.5.6.2. This flaw allows unauthenticated attackers to exfiltrate arbitrary local files as email attachments by submitting a crafted form request under specific plugin configurations. Rated 7.5 High severity (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N), it is remotely exploitable with low complexity and requires no authentication or user interaction, leading to a high confidentiality impact. There is currently no evidence of active exploitation, nor is public exploit code available in common databases like Metasploit or ExploitDB, with minimal community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Jetmonsters | JetFormBuilder — Dynamic Blocks Form Builder | >= 0, <= 3.5.6.2CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.