VULNERABILITY INTELLIGENCE

CVE-2023-45811

CVSS score8.1 HIGH
EPSS probability0.43%
CISA KEVNot currently listed
Published2023-10-17
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

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

Weakness classification

  • security-advisories@github.com: CWE-1321
  • nvd@nist.gov: CWE-1321

Primary references