GHSA-xv68-rrmw-9xwf Mautic vulnerable to Cross-site Scripting (XSS) - stored (edit form HTML field)

• Packagist mautic/core: >= 5.0.0-alpha, < 5.1.1 → fixed in 5.1.1 • Packagist mautic/core: >= 1.0.0-beta, < 4.4.13 → fixed in 4.4.13 • Packagist mautic/core-lib: >= 5.0.0-alpha, < 5.1.1 → fixed in 5.1.1 • Packagist mautic/core-lib: >= 1.0.0-beta, < 4.4.13 → fixed in 4.4.13

Impact With access to edit a Mautic form, the attacker can add Cross-Site Scripting stored in the html filed. This could be used to steal sensitive information from the user's current session. Patches Upgrade to 4.4.13 or 5.1.1 or later. Workarounds None References • https://owasp.org/www-project-top-ten/2017/A7_2017-Cross-Site_Scripting_(XSS) • https://owasp.org/www-project-web-security-testing-guide/latest/4-Web_Application_Security_Testing/07-Input_Validation_Testing/02-Testing_for_Stored_Cross_Site_Scripting If you have any questions or comments about this advisory: Email us at [email protected]