critical
9
CWE
80 79
Advisory Published
CVE Published
Updated

CVE-2021-27915: XSS Cross-site Scripting Stored (XSS) - Description field

First published: Thu Apr 11 2024(Updated: )

### Impact Prior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions. This could lead to the user having elevated access to the system. ### Patches Update to 4.4.12 ### 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 [security@mautic.org](mailto:security@mautic.org)

Credit: security@mautic.org security@mautic.org

Affected SoftwareAffected VersionHow to fix
composer/mautic/core>=1.0.0-beta2<4.4.12
4.4.12
Mautic>=1.0.0<4.4.12
Mautic=1.0.0
Mautic=1.0.0-beta2
Mautic=1.0.0-beta3
Mautic=1.0.0-beta4
Mautic=1.0.0-rc1
Mautic=1.0.0-rc2
Mautic=1.0.0-rc3
Mautic=1.0.0-rc4

Remedy

Update to 4.4.12 or later.

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-27915?

    CVE-2021-27915 has been classified as a medium severity vulnerability due to the potential for XSS attacks by logged-in users.

  • How do I fix CVE-2021-27915?

    To fix CVE-2021-27915, update Mautic to version 4.4.12 or later.

  • Who is affected by CVE-2021-27915?

    CVE-2021-27915 affects users of Mautic versions prior to 4.4.12, specifically those with permissions to modify description fields.

  • What type of vulnerability is CVE-2021-27915?

    CVE-2021-27915 is an XSS (Cross-Site Scripting) vulnerability.

  • Can CVE-2021-27915 lead to escalation of privileges?

    Yes, exploiting CVE-2021-27915 can potentially allow an attacker to gain elevated access within the Mautic application.

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