Description

All versions of the package rangy are vulnerable to Prototype Pollution when using the extend() function in file rangy-core.js.The function uses recursive merge which can lead an attacker to modify properties of the Object.prototype

Remediation

References

https://github.com/timdown/rangy/issues/478

https://security.snyk.io/vuln/SNYK-JS-RANGY-3175702

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Severity

Critical

Classification

CWE-1321 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Tags

Exploit Issue Tracking Third Party Advisory