VULNERABILITY INTELLIGENCE

CVE-2024-21640

CVSS score9.6 CRITICAL

EPSS probability0.55%

CISA KEVNot currently listed

Published2024-01-13

Last modified2026-06-17

Description

Chromium Embedded Framework (CEF) is a simple framework for embedding Chromium-based browsers in other applications.`CefVideoConsumerOSR::OnFrameCaptured` does not check `pixel_format` properly, which leads to out-of-bounds read out of the sandbox. This vulnerability was patched in commit 1f55d2e.