{"id":"RLSA-2025:8203","summary":"Important: thunderbird security update","details":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nSecurity Fix(es):\n\n* thunderbird: JavaScript Execution via Spoofed PDF Attachment and file:/// Link (CVE-2025-3909)\n\n* thunderbird: Sender Spoofing via Malformed From Header in Thunderbird (CVE-2025-3875)\n\n* thunderbird: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links (CVE-2025-3877)\n\n* thunderbird: Tracking Links in Attachments Bypassed Remote Content Blocking (CVE-2025-3932)\n\nFor 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.","modified":"2025-10-04T00:49:57.962764Z","published":"2025-10-04T00:11:30.916420Z","upstream":["CVE-2025-3875","CVE-2025-3877","CVE-2025-3909","CVE-2025-3932"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:8203"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2366283"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2366287"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2366291"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2366297"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/thunderbird?distro=rocky-linux-9-6&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:128.10.1-1.el9_6"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:8203.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}