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Github Security Blog
Github Security Blog
added 2026/01/27 7:55 p.m.25 views

SandboxJS has Sandbox Escape via Unprotected AsyncFunction Constructor

Summary A sandbox escape vulnerability due to AsyncFunction not being isolated in SandboxFunction Details The library attempts to sandbox code execution by replacing the global Function constructor with a safe, sandboxed version SandboxFunction. This is handled in utils.ts by mapping Function to...

10CVSS6.3AI score0.01122EPSS
SaveExploits1References4Affected Software1
OSV
OSV
added 2026/01/27 7:55 p.m.5 views

GHSA-WXHW-J4HC-FMQ6 SandboxJS has Sandbox Escape via Unprotected AsyncFunction Constructor

Summary A sandbox escape vulnerability due to AsyncFunction not being isolated in SandboxFunction Details The library attempts to sandbox code execution by replacing the global Function constructor with a safe, sandboxed version SandboxFunction. This is handled in utils.ts by mapping Function to...

10CVSS6.3AI score0.01122EPSS
SaveExploits1References4
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