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CVE-2021-4231

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Date: May 26, 2022

A vulnerability was found in Angular up to 11.0.4/11.1.0-next.2. It has been classified as problematic. Affected is the handling of comments. The manipulation leads to cross site scripting. It is possible to launch the attack remotely but it might require an authentication first. Upgrading to version 11.0.5 and 11.1.0-next.3 is able to address this issue. The name of the patch is ba8da742e3b243e8f43d4c63aa842b44e14f2b09. It is recommended to upgrade the affected component.

Language: TYPE_SCRIPT

Severity Score

Related Resources (6)

https://github.com/angular/angular/issues/40136
https://access.redhat.com/security/cve/CVE-2021-4231
https://vuldb.com/?id.181356
https://nvd.nist.gov/vuln/detail/CVE-2021-4231
https://github.com/angular/angular/commit/ba8da742e3b243e8f43d4c63aa842b44e14f2b09
https://www.mend.io/vulnerability-database/CVE-2021-4231

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Top Fix

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Upgrade Version

Upgrade to version @angular/core -10.2.5,11.0.5 ,11.1.0-next.3

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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