========================================================================== Ubuntu Security Notice USN-8242-2 May 07, 2026 postfixadmin vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS Summary: PostfixAdmin could be made to run malicious JavaScript in the user's browser if it received specially crafted input. Software Description: - postfixadmin: Virtual mail hosting interface for Postfix Details: USN-8242-1 fixed a vulnerability in CiviCRM. This update provides the corresponding fix for PostfixAdmin. Original advisory details: Takuya Aramaki discovered that Smarty, vendored in CiviCRM, did not properly escape JavaScript code. An attacker could possibly use this issue to conduct a cross-site scripting attack. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS postfixadmin 3.3.13-1ubuntu0.1~esm1 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8242-2 https://ubuntu.com/security/notices/USN-8242-1 CVE-2023-28447
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