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Prototype Pollution Vulnerability in Lodash _.unset and _.omit functions

lodash · CVE-2025-13465
0 news outlets0 CERTs and agencies0 researchers

What is it?

The _.unset and _.omit functions in Lodash are vulnerable to prototype pollution. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. The issue permits deletion of properties but does not allow overwriting their original behavior. The issue is patched from 4.17.23 to 4.18.0 depending on the package: lodash, lodash-es, and lodash-amd in 4.17.23, and the standalone lodash.unset and lodash.omit packages in 4.18.0.

Evidence

No coverage recorded yet.

Exploitation

  • Public proof of concept
  • Exploited in the wild
  • Listed as known exploited
CVSS
6.9
EPSS
1.8%
First seen
1 d ago
Status
corroborated

All Lodash vulnerabilities