Known v1.3.1 Cross-site Scripting
Date: 2022-07
Affected: composer/idno/known
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2022-31290
CWE: CWE-79
CVSS: 5.4 (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

A cross-site scripting (XSS) vulnerability in Known v1.3.1 allows authenticated attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Your Name text field. The researcher report indicates that versions 1.3.1 and prior are vulnerable. Version 1.2.2 is the last version tagged on GitHub and in Packagist, and development related to the 1.3.x branch is currently on the `dev` branch of the idno/known repository.


Mitigations:

Architectural layers (MAESTRO):