{"id":"OSV-2026-1070","summary":"UNKNOWN READ in bytes1_char_at","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=538179114\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nbytes1_char_at\nunicode_word_left\nunicode_at_boundary\n```\n","modified":"2026-07-28T07:16:10.363201Z","published":"2026-07-28T07:16:10.362836Z","references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=538179114"}],"affected":[{"package":{"name":"mrab-regex","ecosystem":"PyPI","purl":"pkg:pypi/mrab-regex"},"ranges":[{"type":"GIT","repo":"https://github.com/mrabarnett/mrab-regex","events":[{"introduced":"07dfa3b6b2d5a30919ac8564c1542a4487d40f8e"},{"fixed":"0e8cb0596ba6572c66e5d153a1d7c901b381e15e"}]}],"versions":["2026.7.19","2026.8.12","2026.8.30","2026.8.31","2026.9.1","2026.9.10","2026.9.19","2026.9.2","2026.9.3","2026.9.9"],"ecosystem_specific":{"severity":"MEDIUM"},"database_specific":{"introduced_range":"e7716da67cc2de8a7aaed4f7f1d37688fa480644:0525affc5309f8d53deac351e4926b11eb8a282c","source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mrab-regex/OSV-2026-1070.yaml"}}],"schema_version":"1.9.0"}