Description
Synchrony deobfuscator is a javascript cleaner & deobfuscator. A `__proto__` pollution vulnerability exists in versions before v2.4.4. Successful exploitation could lead to arbitrary code execution. A `__proto__` pollution vulnerability exists in the `LiteralMap` transformer allowing crafted input to modify properties in the Object prototype. A fix has been released in `deobfuscator@2.4.4`. Users are advised to upgrade. Users unable to upgrade should launch node with the [--disable-proto=delete][disable-proto] or [--disable-proto=throw][disable-proto] flags
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2023-2761 | Synchrony deobfuscator is a javascript cleaner & deobfuscator. A `__proto__` pollution vulnerability exists in versions before v2.4.4. Successful exploitation could lead to arbitrary code execution. A `__proto__` pollution vulnerability exists in the `LiteralMap` transformer allowing crafted input to modify properties in the Object prototype. A fix has been released in `deobfuscator@2.4.4`. Users are advised to upgrade. Users unable to upgrade should launch node with the [--disable-proto=delete][disable-proto] or [--disable-proto=throw][disable-proto] flags |
Github GHSA |
GHSA-jg82-xh3w-rhxx | Synchrony deobfuscator prototype pollution vulnerability leading to arbitrary code execution |
References
History
Tue, 22 Jul 2025 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:relative:synchrony:*:*:*:*:*:node.js:*:* |
Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2024-09-13T15:29:09.089Z
Reserved: 2023-10-13T12:00:50.437Z
Link: CVE-2023-45811
Updated: 2024-08-02T20:29:32.516Z
Status : Analyzed
Published: 2023-10-17T23:15:12.487
Modified: 2025-07-22T15:06:38.370
Link: CVE-2023-45811
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Github GHSA