{"action":"Upgrade capstone to 5.0.8 or later.","affected":[{"fixed":"5.0.8","introduced":"0"}],"component":"capstone","cve_ids":["CVE-2026-47143"],"ecosystem":"PyPI","epss":0.00468,"exploited":false,"fixed_versions":["5.0.8"],"ghsa_id":"GHSA-289w-cm54-fgrm","id":"tcs_01M5KH5YJQQF0ECBT882531KN9","modified_at":"2026-07-31T10:30:18.554773099Z","published_at":"2026-07-21T21:16:50.270Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3544","https://github.com/capstone-engine/capstone/commit/a0201371719b5aaa91d318ab2898843718f92d1f","https://github.com/capstone-engine/capstone/commit/fab595205fee206f5c21be6ed8ad2eaf9225f1c7","https://github.com/capstone-engine/capstone/pull/2924","https://github.com/capstone-engine/capstone/security/advisories/GHSA-289w-cm54-fgrm"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"PYSEC-2026-3544","url":"https://osv.dev/vulnerability/PYSEC-2026-3544"}],"summary":"Capstone is a disassembly framework. Versions prior to 6.0.0-Alpha8 and 5.0.8 have a NULL pointer dereference in `modRMRequired()` and `decode()` when disassembling 3DNow! opcodes (`0F 0F`) in builds"}