{"action":"Upgrade pyo to 1.0.3 or later.","affected":[{"fixed":"1.0.3","introduced":"0"}],"component":"pyo","cve_ids":["CVE-2021-41499"],"ecosystem":"PyPI","epss":0.01407,"exploited":false,"fixed_versions":["1.0.3"],"ghsa_id":"GHSA-5f5c-687x-g5qm","id":"tcs_01M5KHD98J52QGE5K50K2WNJBJ","modified_at":"2026-07-06T08:00:51.742041910Z","published_at":"2026-07-02T14:13:14.435882Z","references":["https://osv.dev/vulnerability/PYSEC-2026-743","https://nvd.nist.gov/vuln/detail/CVE-2021-41499","https://github.com/belangeo/pyo/issues/222","https://github.com/belangeo/pyo","https://pypi.org/project/pyo","https://github.com/advisories/GHSA-5f5c-687x-g5qm"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-743","url":"https://osv.dev/vulnerability/PYSEC-2026-743"}],"summary":"Classic Buffer Overflow in pyo"}