{"id":"PYSEC-2026-1838","summary":"PyPXE Buffer Overflow vulnerability","details":"Buffer Overflow vulnerability in PyPXE v.1.8.4 allows a remote attacker to cause a denial of service via the handle function in the tftp module.","aliases":["CVE-2023-46960","GHSA-82wx-rxf8-fxch"],"modified":"2026-07-07T17:46:59.507890138Z","published":"2026-07-07T11:45:40.262027Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-46960"},{"type":"WEB","url":"https://github.com/pypxe/PyPXE/issues/206"},{"type":"PACKAGE","url":"https://github.com/pypxe/PyPXE"},{"type":"PACKAGE","url":"https://pypi.org/project/pypxe"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-82wx-rxf8-fxch"}],"affected":[{"package":{"name":"pypxe","ecosystem":"PyPI","purl":"pkg:pypi/pypxe"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.8.4"}]}],"versions":["1.7","1.7.1","1.7.2","1.7.3","1.8.0","1.8.1","1.8.2","1.8.3","1.8.4"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/pypxe/PYSEC-2026-1838.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N"}]}