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CVE-2022-24899

Good to know:

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Date: May 5, 2022

Contao is a powerful open source CMS that allows you to create professional websites and scalable web applications. In versions of Contao prior to 4.13.3 it is possible to inject code into the canonical tag. As a workaround users may disable canonical tags in the root page settings.

Language: PHP

Severity Score

Related Resources (5)

https://github.com/contao/contao/security/advisories/GHSA-m8x6-6r63-qvj2
https://nvd.nist.gov/vuln/detail/CVE-2022-24899
https://github.com/contao/contao/commit/199206849a87ddd0fa5cf674eb3c58292fd8366c
https://contao.org/en/security-advisories/cross-site-scripting-via-canonical-url.html
https://www.mend.io/vulnerability-database/CVE-2022-24899

Severity Score

Weakness Type (CWE)

Cross-Site Scripting (XSS)

CWE-79

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
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): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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