{"id":"RLSA-2025:4797","summary":"Important: thunderbird security update","details":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Privilege escalation in Firefox Updater (CVE-2025-2817)\n\n* firefox: thunderbird: Unsafe attribute access during XPath parsing (CVE-2025-4087)\n\n* firefox: thunderbird: Process isolation bypass using \"javascript:\" URI links in cross-origin frames (CVE-2025-4083)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10 (CVE-2025-4091)\n\n* firefox: thunderbird: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10 (CVE-2025-4093)\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":"2025-07-29T15:00:08.348180Z","published":"2025-07-29T13:38:41.630147Z","upstream":["CVE-2025-2817","CVE-2025-4083","CVE-2025-4087","CVE-2025-4091","CVE-2025-4093"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:4797"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2362902"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2362904"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2362907"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2362912"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2362915"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/thunderbird?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:128.10.0-1.el8_10"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:4797.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}