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Ubuntu 24.04 PostfixAdmin An Important Fix for XSS Attack USN-8242-2

ubuntu
Calendar Grey May 7, 2026
Dist Ubuntu Esm H88
PostfixAdmin vulnerability could lead to malicious JavaScript execution in users' browsers through crafted input.
PostfixAdmin could be made to run malicious JavaScript in the user's browser if it received specially crafted input.

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.

Topics%20covered

Topics Covered

security advisory remote code execution cross site scripting Ubuntu important postfixadmin

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

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8242-2

Topics%20covered

Topics Covered

security advisory remote code execution cross site scripting Ubuntu important postfixadmin

Package Information

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