RHSA-2025:8326: Important: thunderbird security update
Important: thunderbird security update
Other sources
Mozilla Thunderbird is a standalone mail and newsgroup client.<br>Security Fix(es):<br><li> thunderbird: JavaScript Execution via Spoofed PDF Attachment and file:/// Link (CVE-2025-3909)</li> <li> thunderbird: Sender Spoofing via Malformed From Header in Thunderbird (CVE-2025-3875)</li> <li> thunderbird: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links (CVE-2025-3877)</li> <li> thunderbird: Tracking Links in Attachments Bypassed Remote Content Blocking (CVE-2025-3932)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
— Red Hat
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2025:8326?
The severity of RHSA-2025:8326 is classified as important.
How do I fix RHSA-2025:8326?
You can fix RHSA-2025:8326 by updating to the latest version of the affected Thunderbird software.
Which software versions are affected by RHSA-2025:8326?
RHSA-2025:8326 affects several versions of Red Hat Enterprise Linux and its variants for different architectures.
What type of vulnerability does RHSA-2025:8326 address?
RHSA-2025:8326 addresses security vulnerabilities in the Thunderbird email client.
Is there a specific installation method recommended for the fix in RHSA-2025:8326?
Yes, it is recommended to use the package management tools provided by Red Hat for applying the updates.