{"id":"CVE-2023-27390","details":"A heap-based buffer overflow vulnerability exists in the Sequence::DrawText functionality of Diagon v1.0.139. A specially crafted markdown file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger this vulnerability.","modified":"2026-08-12T03:51:45.389520318Z","published":"2023-07-05T15:51:51.012Z","database_specific":{"cna_assigner":"talos","cwe_ids":["CWE-122"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/27xxx/CVE-2023-27390.json","unresolved_ranges":[{"extracted_events":[{"introduced":"v1.0.139"},{"last_affected":"v1.0.139"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"WEB","url":"https://talosintelligence.com/vulnerability_reports/TALOS-2023-1744"},{"type":"WEB","url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1744"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/27xxx/CVE-2023-27390.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-27390"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/arthursonzogni/diagon","events":[{"introduced":"a74933801a1b559f751a5654f91e37f380f9dfff"},{"last_affected":"a74933801a1b559f751a5654f91e37f380f9dfff"}],"database_specific":{"cpe":"cpe:2.3:a:diagon_project:diagon:1.0.139:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.0.139"},{"last_affected":"1.0.139"}],"source":"CPE_STRING"}}],"versions":["1.0.139","v1.0.139"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-27390.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:H/I:H/A:H"}]}