{"id":"CVE-2022-28990","aliases":["EUVD-2022-0226","GHSA-77fq-4xf5-hph4","PYSEC-2022-43154"],"status":"published","title":"Buffer overflow in wasm3","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00396,"percentile":0.34117,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-05-20T18:06:27Z","modified":"2026-10-28T02:30:56Z","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":"0.5.0"}]}],"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/323","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report","web"]},{"url":"https://github.com/wasm3/wasm3/pull/324","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-28990","tags":["advisory"]},{"url":"https://github.com/wasm3/wasm3/commit/8441c82c4a98f554b12971450220b580c3c2b6df","tags":["web"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/pywasm3/PYSEC-2022-43154.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-77fq-4xf5-hph4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/28xxx/CVE-2022-28990.json","tags":["advisory"]},{"url":"https://github.com/wasm3/wasm3","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-28990","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-20T18:06:27Z","modified":"2024-08-03T06:10:58.665Z","updated_at":"2026-11-02T14:34:39.233406Z"}],"euvd":[{"id":"EUVD-2022-0226","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-20T18:06:27Z","modified":"2024-08-03T06:10:58Z","updated_at":"2026-11-03T03:25:39.28463Z"}],"ghsa":[{"id":"GHSA-77fq-4xf5-hph4","title":"Buffer overflow in wasm3","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-21T00:00:26Z","modified":"2024-11-21T17:41:24Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:38:21.777721Z"}],"nvd":[{"id":"CVE-2022-28990","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-20T19:15:07.983Z","modified":"2026-06-17T04:39:25.21Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:20.264424Z"}],"osv":[{"id":"GHSA-77fq-4xf5-hph4","title":"Buffer overflow in wasm3","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-21T00:00:26Z","modified":"2024-11-25T22:42:04.317288Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:46:40.657155Z"},{"id":"PYSEC-2022-43154","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-20T19:15:00Z","modified":"2024-11-25T22:42:04.317288Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:53.449407Z"},{"id":"CVE-2022-28990","description":"WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.","status":"published","published":"2022-05-20T18:06:27Z","modified":"2026-10-28T02:30:56.13157713Z","updated_at":"2026-11-02T15:44:25.164673Z"}]}}