{"action":"Upgrade thunderbird to 1:128.13.0esr-1 or later.","affected":[{"fixed":"1:128.13.0esr-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:128.13.0esr-1"],"id":"tcs_01M5NPDNHJEN2V941YM4HMEZPB","modified_at":"2026-10-06T09:47:37.746622143Z","published_at":"2025-07-22T21:15:49.953Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-8028","https://security-tracker.debian.org/tracker/CVE-2025-8028"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-8028#Debian:13/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-8028"}],"summary":"On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulner"}