CVE-2020-7748

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

This affects the package @tsed/core before 5.65.7. This vulnerability relates to the deepExtend function which is used as part of the utils directory. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-1321

Affected software

Vendor	Product	Versions
n/a	@tsed/core	>= unspecified, < 5.65.7

References

https://github.com/TypedProject/tsed/blob/production/packages/core/src/utils/deepExtends.ts%23L36Broken Link, Patch, Third Party Advisory
https://github.com/TypedProject/tsed/commit/1395773ddac35926cf058fc6da9fb8e82266761bPatch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-TSEDCORE-1019382Exploit, Patch, Third Party Advisory
https://github.com/TypedProject/tsed/blob/production/packages/core/src/utils/deepExtends.ts%23L36Broken Link, Patch, Third Party Advisory
https://github.com/TypedProject/tsed/commit/1395773ddac35926cf058fc6da9fb8e82266761bPatch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-TSEDCORE-1019382Exploit, Patch, Third Party Advisory

Timeline

Published: Oct 20, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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