Advisory Published
Updated

REDHAT-BUG-2343759

First published: Tue Feb 04 2025(Updated: )

The Thunderbird Address Book URI fields contained unsanitized links. This could be used by an attacker to create and export an address book containing a malicious payload in a field. For example, in the “Other” field of the Instant Messaging section. If another user imported the address book, clicking on the link could result in opening a web page inside Thunderbird, and that page could execute (unprivileged) JavaScript. This vulnerability affects Thunderbird < 128.7.

Affected SoftwareAffected VersionHow to fix
Thunderbird<128.7

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Frequently Asked Questions

  • What is the severity of REDHAT-BUG-2343759?

    The severity of REDHAT-BUG-2343759 is considered high due to the potential for malicious payloads in exported address books.

  • How do I fix REDHAT-BUG-2343759?

    To fix REDHAT-BUG-2343759, update Mozilla Thunderbird to version 128.8 or later, which addresses the unsanitized link vulnerability.

  • Who is affected by REDHAT-BUG-2343759?

    Users of Mozilla Thunderbird versions up to 128.7 are affected by REDHAT-BUG-2343759 and should take action to secure their software.

  • What type of vulnerability is REDHAT-BUG-2343759?

    REDHAT-BUG-2343759 is a vulnerability related to unsanitized input in the Address Book URI fields, allowing for the inclusion of malicious payloads.

  • Can importing an address book with REDHAT-BUG-2343759 put my system at risk?

    Yes, importing an address book containing a payload due to REDHAT-BUG-2343759 can potentially compromise your system.

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