ALSA-2025:7507

Mozilla Thunderbird is a standalone mail and newsgroup client.

Security Fix(es):

• thunderbird: User Interface (UI) Misrepresentation of attachment URL (CVE-2025-3523)
• thunderbird: Information Disclosure of /tmp directory listing (CVE-2025-2830)
• thunderbird: Leak of hashed Window credentials via crafted attachment URL (CVE-2025-3522)
• firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)
• firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)
• firefox: thunderbird: Process isolation bypass using "javascript:" URI links in cross-origin frames (CVE-2025-4083)
• firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10 (CVE-2025-4091)
• firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10 (CVE-2025-4093)

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.