{"id":"CVE-2026-38973","details":"mrubyc through release3.4.1 was found to contain an out-of-bounds read in builtin missing-method lookup inside mrbc_find_method().","modified":"2026-10-20T11:51:40.523947419Z","published":"2026-07-06T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/38xxx/CVE-2026-38973.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/38xxx/CVE-2026-38973.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-38973"},{"type":"REPORT","url":"https://github.com/mrubyc/mrubyc/issues/279%2C"},{"type":"FIX","url":"https://github.com/mrubyc/mrubyc/commit/f83a8b67ca1c7c62ac0dd548a363d79f767c4e30"},{"type":"PACKAGE","url":"https://github.com/mrubyc/mrubyc"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mrubyc/mrubyc","events":[{"introduced":"0"},{"fixed":"6782f50de4b7bf60ca3756ffd4287f8258b03fa0"}],"database_specific":{"source":"DESCRIPTION","extracted_events":[{"introduced":"0"},{"fixed":"release3.4.1"},{"range":[{"fixed":"f83a8b67ca1c7c62ac0dd548a363d79f767c4e30"}],"source":"REFERENCES_COMMIT"}]}}],"versions":["release3.4","release3.3.1","release3.3","release3.2","release3.2-rc1","release3.2-beta1","release3.1","release2.1","release2.0","release1.2","release1.1","release1.1RC2","release1.0","beta4","beta3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-38973.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L"}]}