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  5. CVE-2019-10768

CVE-2019-10768: angular Prototype Pollution vulnerability

November 20, 2019 (updated November 20, 2025)

Versions of angular prior to 1.7.9 are vulnerable to prototype pollution. The deprecated API function merge() does not restrict the modification of an Object’s prototype in the , which may allow an attacker to add or modify an existing property that will exist on all objects.

References

  • github.com/advisories/GHSA-89mq-4x47-5v83
  • github.com/angular/angular.js
  • github.com/angular/angular.js/commit/add78e62004e80bb1e16ab2dfe224afa8e513bc3
  • github.com/angular/angular.js/pull/16913
  • lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E
  • lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b@%3Ccommits.nifi.apache.org%3E
  • nvd.nist.gov/vuln/detail/CVE-2019-10768
  • snyk.io/vuln/SNYK-JS-ANGULAR-534884

Code Behaviors & Features

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Affected versions

All versions before 1.7.9

Fixed versions

  • 1.7.9

Solution

Upgrade to version 1.7.9 or above.

Impact 7.5 HIGH

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

Learn more about CVSS

Weakness

  • CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
  • CWE-20: Improper Input Validation
  • CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes

Source file

npm/angular/CVE-2019-10768.yml

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