CVE-2026-25142— SandboxJS Prototype Pollution -> Sandbox Escape -> RCE
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I. Basic Information for CVE-2026-25142
Vulnerability Information
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Vulnerability Title
SandboxJS Prototype Pollution -> Sandbox Escape -> RCE
Source: NVD (National Vulnerability Database)
Vulnerability Description
SandboxJS is a JavaScript sandboxing library. Prior to 0.8.27, SanboxJS does not properly restrict __lookupGetter__ which can be used to obtain prototypes, which can be used for escaping the sandbox / remote code execution. This vulnerability is fixed in 0.8.27.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
SandboxJS 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SandboxJS是nyariv个人开发者的一个安全评估软件。 SandboxJS 0.8.27之前版本存在代码注入漏洞，该漏洞源于未正确限制__lookupGetter__，可能导致沙箱逃逸或远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
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Affected Products
II. Public POCs for CVE-2026-25142
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IV. Related Vulnerabilities
Same product: SandboxJS
- CVE-2026-34217
SandboxJS has a Sandbox Escape via Prop Object Leak in New H - CVE-2026-34211
SandboxJS: Stack overflow DoS via deeply nested expressions - CVE-2026-34208
SandboxJS: Sandbox integrity escape - CVE-2026-32723
SandboxJS timers have an execution-quota bypass (cross-sandb - CVE-2026-26954
SandboxJS has a Sandbox Escape
Same vendor: nyariv
- CVE-2026-34217
SandboxJS has a Sandbox Escape via Prop Object Leak in New H - CVE-2026-34211
SandboxJS: Stack overflow DoS via deeply nested expressions - CVE-2026-34208
SandboxJS: Sandbox integrity escape - CVE-2026-32723
SandboxJS timers have an execution-quota bypass (cross-sandb - CVE-2026-26954
SandboxJS has a Sandbox Escape
Same weakness: CWE-94
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V. Comments for CVE-2026-25142
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