Critical Zero-day vulnerability: Libwebp

**CVE-2023-5129** is a critical (CVSS 10.0) remote code execution vulnerability in the libwebp image library used by many popular browsers and communication apps (e.g., Chrome, Firefox, Edge, Slack, Microsoft Teams); an attacker can trigger code execution by convincing a user to view a malicious image, and the advisory urges immediate patching and recommends ThreatLocker Ringfencing mitigations to limit abuse.