{"id":"CVE-2024-27528","aliases":["EUVD-2024-24724","GHSA-mhg9-mm8c-c683","PYSEC-2024-304"],"status":"published","title":"pywasm3 has an Invalid Memory Read, Leading to DoS and Potential Code Execution","description":"wasm3 139076a suffers from Invalid Memory Read, leading to DoS and potential Code Execution.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00238,"percentile":0.15051,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2024-11-08T00:00:00Z","modified":"2026-10-28T02:31:12Z","affected":[{"source":"ghsa","ecosystem":"PyPI","package":"pywasm3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.5.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"pywasm3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.5.0"}]}],"versions":["0.0.1","0.0.2","0.4.8","0.4.9","0.5.0"]},{"source":"osv","ecosystem":"PyPI","package":"pywasm3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"139076a"}]}],"versions":["0.0.1","0.0.2","0.4.8","0.4.9","0.5.0"]}],"products":[{"vendor":"wasm3_project","product":"wasm3"}],"references":[{"url":"https://github.com/wasm3/wasm3/issues/463","tags":["Exploit","Issue Tracking","report","web"]},{"url":"https://gist.github.com/haruki3hhh/baa757c4af4fefb410d9c74d7a68152e","tags":["Third Party Advisory","web","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-27528","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/pywasm3/PYSEC-2024-304.yaml","tags":["web"]},{"url":"https://github.com/wasm3/pywasm3/blob/main/wasm3/m3_exec.h","tags":["web"]},{"url":"https://github.com/advisories/GHSA-mhg9-mm8c-c683","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27528.json","tags":["advisory"]},{"url":"https://github.com/wasm3/pywasm3","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-27528","description":"wasm3 139076a suffers from Invalid Memory Read, leading to DoS and potential Code 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