This update for MozillaThunderbird fixes the following issues:
Update to Mozilla Thunderbird 128.10.1.
Security fixes:
* MFSA 2025-34 (bsc#1243216)
* CVE-2025-3875: Sender Spoofing via Malformed From Header in Thunderbird.
* CVE-2025-3877: Unsolicited File Download, Disk Space Exhaustion, and
Credential Leakage via mailbox:/// Links.
* CVE-2025-3909: JavaScript Execution via Spoofed PDF Attachment and file:///
Link.
* CVE-2025-3932: Tracking Links in Attachments Bypassed Remote Content
Blocking.
Other bug fixes:
* Fixed: standalone message windows/tabs that no longer responded after folder
compaction.
* Fixed: Thunderbird could crash when importing Outlook messages.
* Visual and UX improvements.
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* openSUSE Leap 15.6
zypper in -t patch openSUSE-SLE-15.6-2025-1660=1
* SUSE Package Hub 15 15-SP6
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-1660=1
* SUSE Linux Enterprise Workstation Extension 15 SP6
zypper in -t patch SUSE-SLE-Product-WE-15-SP6-2025-1660=1
* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
* MozillaThunderbird-translations-common-128.10.1-150200.8.215.1
* MozillaThunderbird-translations-other-128.10.1-150200.8.215.1
* MozillaThunderbird-debuginfo-128.10.1-150200.8.215.1
* MozillaThunderbird-128.10.1-150200.8.215.1
* MozillaThunderbird-debugsource-128.10.1-150200.8.215.1
* SUSE Package Hub 15 15-SP6 (aarch64 ppc64le s390x)
* MozillaThunderbird-translations-common-128.10.1-150200.8.215.1
* MozillaThunderbird-translations-other-128.10.1-150200.8.215.1
* MozillaThunderbird-debuginfo-128.10.1-150200.8.215.1
* MozillaThunderbird-128.10.1-150200.8.215.1
* MozillaThunderbird-debugsource-128.10.1-150200.8.215.1
* SUSE Linux Enterprise Workstation Extension 15 SP6 (x86_64)
* MozillaThunderbird-translations-common-128.10.1-150200.8.215.1
* MozillaThunderbird-translations-other-128.10.1-150200.8.215.1
* MozillaThunderbird-debuginfo-128.10.1-150200.8.215.1
* MozillaThunderbird-128.10.1-150200.8.215.1
*...
Read the Full Advisory* bsc#1243216
## References:
* https://www.suse.com/security/cve/CVE-2025-3875.html
* https://www.suse.com/security/cve/CVE-2025-3877.html
* https://www.suse.com/security/cve/CVE-2025-3909.html
* https://www.suse.com/security/cve/CVE-2025-3932.html
* https://bugzilla.suse.com/show_bug.cgi?id=1243216
Get the latest Linux and open source security news straight to your inbox.