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.
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Affected Vendors & Products
References
History
Wed, 18 Feb 2026 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-1321 | |
| CPEs | cpe:2.3:a:nyariv:sandboxjs:*:*:*:*:*:node.js:*:* |
Wed, 04 Feb 2026 17:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Wed, 04 Feb 2026 12:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Nyariv
Nyariv sandboxjs |
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| Vendors & Products |
Nyariv
Nyariv sandboxjs |
Mon, 02 Feb 2026 23:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | SandboxJS Prototype Pollution -> Sandbox Escape -> RCE | |
| Weaknesses | CWE-94 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-02-02T22:51:40.651Z
Updated: 2026-02-04T16:53:07.833Z
Reserved: 2026-01-29T15:39:11.820Z
Link: CVE-2026-25142
Updated: 2026-02-04T15:55:47.805Z
Status : Analyzed
Published: 2026-02-02T23:16:09.440
Modified: 2026-02-18T14:34:30.523
Link: CVE-2026-25142
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