CVE-2026-43898

SandboxJS is a JavaScript sandboxing library. Prior to 0.9.6, sandbox-defined functions expose Function.caller, allowing sandboxed code to recover the internal LispType.Call runtime callback. That callback can then be invoked with attacker-controlled fake context and obj values to extract blocked...

CVE-2026-43898 SandboxJS: Sandbox escape via Function.caller leakage of internal call op

SandboxJS is a JavaScript sandboxing library. Prior to 0.9.6, sandbox-defined functions expose Function.caller, allowing sandboxed code to recover the internal LispType.Call runtime callback. That callback can then be invoked with attacker-controlled fake context and obj values to extract blocked...

SandboxJS 安全漏洞

SandboxJS is a security assessment tool developed by nyariv. Versions of SandboxJS prior to 0.9.6 contained a security vulnerability. This vulnerability stemmed from functions defined in the sandbox that exposed Function.caller, potentially allowing sandbox-constructed code to restore internal...

GHSA-G8F2-4F4F-5JQW SandboxJS has a sandbox escape via Function.caller leakage of internal call op

Summary Sandbox-defined functions expose Function.caller, allowing sandboxed code to recover the internal LispType.Call runtime callback. That callback can then be invoked with attacker-controlled fake context and obj values to extract blocked host statics, recover the real host Function...