CVE-2026-67595 VaahCMS 2.0.0 - 2.3.4 Malicious JavaScript Supply Chain via security-otp.blade.php
Malicious JavaScript in VaahCMS OTP templates allows attackers to execute code, log passwords, and scrape data in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-67595?
CVE-2026-67595 is a critical vulnerability in webreinvent vaahcms, published on 29 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
VaahCMS versions 2.0.0 through 2.3.4 contain a malicious obfuscated JavaScript payload embedded in the Blade template responsible for rendering security OTP emails, allowing remote attackers to execute unauthorized code in any browser that renders the affected email template with JavaScript enabled. The payload establishes a WebSocket connection to a hardcoded command-and-control endpoint, installs a password-field keylogger using MutationObserver to capture dynamically added inputs, scrapes WhatsApp Web DOM content, and accepts remote commands to redirect or overwrite the rendered page.
Weakness: CWE-506
Which versions are affected by CVE-2026-67595?
How do I fix CVE-2026-67595?
No fix has been published for CVE-2026-67595 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-67595 being exploited?
There is no known exploitation of CVE-2026-67595 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-m2cx-9w9f-2hm7.