{"schema_version":"1.7.3","id":"GHSA-mq29-j5xf-cjwr","published":"2023-10-14T03:31:16Z","modified":"2026-06-29T12:26:29.047231013Z","aliases":["CVE-2023-45853","PYSEC-2026-501"],"related":["CGA-9342-5wj4-m9vw"],"summary":"pyminizip affected by zlib's integer overflow/heap based buffer overflow vulnerability due to vulnerable dependency","details":"MiniZip in zlib through 1.3 has an integer overflow and resultant heap-based buffer overflow in zipOpenNewFileInZip4_64 via a long filename, comment, or extra field. NOTE: MiniZip is not a supported part of the zlib product.\n\npyminizip uses version 1.2.11 of zlib's code.","affected":[{"package":{"name":"pyminizip","ecosystem":"PyPI","purl":"pkg:pypi/pyminizip"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.2.6"}]}],"versions":["0.0.1","0.0.2","0.1.0","0.1.1","0.2.0","0.2.1","0.2.2","0.2.3","0.2.4","0.2.5","0.2.6"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/10/GHSA-mq29-j5xf-cjwr/GHSA-mq29-j5xf-cjwr.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-45853"},{"type":"WEB","url":"https://github.com/madler/zlib/pull/843"},{"type":"WEB","url":"https://github.com/madler/zlib/commit/73331a6a0481067628f065ffe87bb1d8f787d10c"},{"type":"WEB","url":"https://chromium.googlesource.com/chromium/src/+/d709fb23806858847131027da95ef4c548813356"},{"type":"WEB","url":"https://chromium.googlesource.com/chromium/src/+/de29dd6c7151d3cd37cb4cf0036800ddfb1d8b61"},{"type":"WEB","url":"https://github.com/madler/zlib/blob/ac8f12c97d1afd9bafa9c710f827d40a407d3266/contrib/README.contrib#L1-L4"},{"type":"PACKAGE","url":"https://github.com/smihica/pyminizip"},{"type":"WEB","url":"https://github.com/smihica/pyminizip/blob/master/zlib-1.2.11/contrib/minizip/zip.c"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/11/msg00026.html"},{"type":"WEB","url":"https://pypi.org/project/pyminizip/#history"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202401-18"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20231130-0009"},{"type":"WEB","url":"https://www.winimage.com/zLibDll/minizip.html"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2023/10/20/9"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/01/24/10"}],"database_specific":{"cwe_ids":["CWE-190"],"github_reviewed":true,"github_reviewed_at":"2023-12-18T19:33:06Z","nvd_published_at":"2023-10-14T02:15:09Z","severity":"CRITICAL"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}