{"cve":"CVE-2022-43281","nvd":{"published":"2022-10-28T21:15:09.883","modified":"2026-06-17T05:06:12.743","status":"Modified","description":"wasm-interp v1.0.29 was discovered to contain a heap overflow via the component std::vector<wabt::Type, std::allocator<wabt::Type>>::size() at /bits/stl_vector.h.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"references":["https://github.com/WebAssembly/wabt/issues/1981","https://github.com/WebAssembly/wabt/issues/1981"],"products":["webassembly:wasm"],"source":"nvd","synced_at":"2026-10-19T21:37:08.729216836+00:00"},"epss":{"cve":"CVE-2022-43281","score":0.00339,"percentile":0.27318,"date":"2026-10-31"},"kev":null,"osv":[{"id":"PYSEC-2022-43187","url":"https://osv.dev/vulnerability/PYSEC-2022-43187","summary":"","modified":"2026-05-21T15:00:30.363072350Z","packages":[{"ecosystem":"PyPI","name":"wabt","purl":"pkg:pypi/wabt","ranges":["<=1.0.29"],"fixed":[]}]}],"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."]}