Content Injection Vulnerability in Simple Cloudflare Turnstile by WordPress
CVE-2026-66632

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Simple Cloudflare Turnstile
Vendor
CVE Published:
10 September 2026

What is CVE-2026-66632?

An unauthenticated content injection vulnerability exists in the Simple Cloudflare Turnstile plugin versions 1.42.1 and earlier. This flaw allows attackers to inject malicious content without authentication, potentially compromising website integrity and user trust. Website administrators are advised to update to the latest version to mitigate risks associated with this vulnerability.

Affected Version(s)

Simple Cloudflare Turnstile <= 1.42.1

References

https://patchstack.com/database/wordpress/plugin/simple-c...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

kta1kri | Patchstack Bug Bounty Program
.