VulnerabilityCyber Security News
10.0 — CRITICAL
Critical SandboxJS Escape Vulnerability Enables Host Takeover
A critical security flaw has been found in SandboxJS, a widely used JavaScript sandboxing library available on npm. The vulnerability allows attackers to break out of the sandbox entirely and run any code they want directly on the host system. Tracked as CVE-2026-43898, it carries a maximum severity score of 10.0, which is as serious […] The post Critical SandboxJS Escape Vulnerability Enables Host Takeover appeared first on Cyber Security News.
🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview
A critical SandboxJS escape vulnerability allows attackers to break out of the sandbox and run any code on the host system, posing a significant threat to organizations using the library.
⚙️Technical Details
Affected Systems
Systems using SandboxJS
Attack Vectors
npm installation
💥Impact Assessment
Severity: Critical
Who Is at Risk
Organizations using SandboxJS
🛡️Recommended Actions
1Update to the latest version of SandboxJS
2Disable npm installations from untrusted sources
3Monitor for suspicious activity and implement additional security measures
📦Affected Products
SandboxJS library
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