CVE-2026-25587 - SandboxJS has a Sandbox Escape

CVE ID : CVE-2026-25587 Published : Feb. 6, 2026, 8:16 p.m. | 29 minutes ago Description : SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, as Map is in SAFE_PROTOYPES, it's prototype can be obtained via Map.prototype. By overwriting Map.prototype.has the sandbox can be escaped. This vulnerability is fixed in 0.8.29. Severity: 10.0 | CRITICAL Visit the link for more details, such as CVSS details, affected products, timeline, and more...