CVE-2026-76833

The @cgauge/yaml npm package has a custom YAML tag handler that unconditionally calls eval() on attacker-supplied string values during document parsing. Any application that parses untrusted YAML with this library exposes full Node.js runtime authority — environment variables, filesystem read/wri...

EUVD-2026-63350

@cgauge/yaml npm package contains an arbitrary code execution vulnerability that allows attackers to execute arbitrary JavaScript by embedding a custom !js YAML tag whose construct callback unconditionally calls eval on attacker-supplied string values during document parsing. Any application...

CVE-2026-76833 @cgauge/yaml npm Package Arbitrary Code Execution via eval() YAML Tag

@cgauge/yaml npm package contains an arbitrary code execution vulnerability that allows attackers to execute arbitrary JavaScript by embedding a custom !js YAML tag whose construct callback unconditionally calls eval on attacker-supplied string values during document parsing. Any application...