{"cve":"CVE-2022-1286","nvd":{"published":"2022-04-10T11:15:07.690","modified":"2026-06-17T04:22:09.190","status":"Modified","description":"heap-buffer-overflow in mrb_vm_exec in mruby/mruby in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-787","CWE-122"],"references":["https://github.com/mruby/mruby/commit/b1d0296a937fe278239bdfac840a3fd0e93b3ee9","https://huntr.dev/bounties/f918376e-b488-4113-963d-ffe8716e4189","https://github.com/mruby/mruby/commit/b1d0296a937fe278239bdfac840a3fd0e93b3ee9","https://huntr.dev/bounties/f918376e-b488-4113-963d-ffe8716e4189"],"products":["mruby:mruby"],"source":"nvd","synced_at":"2026-10-19T21:30:03.577988018+00:00"},"epss":{"cve":"CVE-2022-1286","score":0.01184,"percentile":0.67812,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}