CVE-2026-53633

A flaw was found in Vitest Browser Mode, a component of the Vitest testing framework. The cdp API exposed raw Chrome DevTools Protocol CDP methods without proper security restrictions. This vulnerability allows a remote attacker, with access to browser API metadata, to leverage CDP functions like...

EUVD-2026-44403

Vitest is a testing framework powered by Vite. From 3.0.0 until 3.2.5, 4.1.8, and 5.0.0-beta.4, Vitest Browser Mode exposed a cdp API that forwarded raw Chrome DevTools Protocol methods without being gated by allowWrite or allowExec, allowing a remote client with exposed browser API metadata to u...

Cross-site Scripting (XSS)

Overview vitest is a Next generation testing framework powered by Vite Affected versions of this package are vulnerable to Cross-site Scripting XSS via the otelCarrier query parameter being directly inserted into an inline script without sanitization. An attacker can execute arbitrary JavaScript ...

CVE-2025-24964 Remote Code Execution when accessing a malicious website while Vitest API server is listening

Vitest is a testing framework powered by Vite. Affected versions are subject to arbitrary remote Code Execution when accessing a malicious website while Vitest API server is listening by Cross-site WebSocket hijacking CSWSH attacks. When api option is enabled Vitest UI enables it, Vitest starts a...