CVE-2021-42940

CRITICAL Year: 2021
CVSS v3 Score
9.9
Critical
CVSS v2 Score
3.5
Low

Vulnerability Description

A Cross Site Scripting (XSS) vulnerability exists in Projeqtor 9.3.1 via /projeqtor/tool/saveAttachment.php, which allows an attacker to upload a SVG file containing malicious JavaScript code.

CVSS:9.9(Critical)

The Yoast SEO plugin before 11.6-RC5 for WordPress does not properly restrict unfiltered HTML in term descriptions.

CWE-792019
CVSS:9.9(Critical)

This affects the package hellojs before 1.18.6. The code get the param oauth_redirect from url and pass it to location.assign without any check and sanitisation. So we can simply pass some XSS payload...

CWE-792020
CVSS:9.9(Critical)

Cross-site scripting - Reflected in Create Subaccount in GitHub repository neorazorx/facturascripts prior to 2022.07. This vulnerability can be arbitrarily executed javascript code to steal user'cooki...

CWE-792022
CVSS:9.9(Critical)

PrestaShop is an Open Source e-commerce web application. Prior to versions 8.0.4 and 1.7.8.9, the `ValidateCore::isCleanHTML()` method of Prestashop misses hijackable events which can lead to cross-si...

CWE-792023
CVSS:9.9(Critical)

Glossarizer through 1.5.2 improperly tries to convert text into HTML. Even though the application itself escapes special characters (e.g., <>), the underlying library converts these encoded characters...

CWE-792024
CVSS:9.8(Critical)

Argument injection vulnerability involving Mozilla, when certain URIs are registered, allows remote attackers to conduct cross-browser scripting attacks and execute arbitrary commands via shell metach...

CWE-792007