{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"0.2.6"}],"component":"pyminizip","cve_ids":["CVE-2023-45853"],"ecosystem":"PyPI","epss":0.03448,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-mq29-j5xf-cjwr","id":"tcs_01M5KHBRR4G474X857MQBQC20E","modified_at":"2026-07-01T20:23:02.988949Z","published_at":"2026-06-29T11:50:43.774027Z","references":["https://osv.dev/vulnerability/PYSEC-2026-501","https://nvd.nist.gov/vuln/detail/CVE-2023-45853","https://github.com/madler/zlib/pull/843","https://github.com/madler/zlib/commit/73331a6a0481067628f065ffe87bb1d8f787d10c","https://chromium.googlesource.com/chromium/src/+/d709fb23806858847131027da95ef4c548813356","https://chromium.googlesource.com/chromium/src/+/de29dd6c7151d3cd37cb4cf0036800ddfb1d8b61","https://github.com/madler/zlib/blob/ac8f12c97d1afd9bafa9c710f827d40a407d3266/contrib/README.contrib#L1-L4","https://github.com/smihica/pyminizip","https://github.com/smihica/pyminizip/blob/master/zlib-1.2.11/contrib/minizip/zip.c","https://lists.debian.org/debian-lts-announce/2023/11/msg00026.html","https://pypi.org/project/pyminizip/#history","https://security.gentoo.org/glsa/202401-18","https://security.netapp.com/advisory/ntap-20231130-0009","https://www.winimage.com/zLibDll/minizip.html","http://www.openwall.com/lists/oss-security/2023/10/20/9","http://www.openwall.com/lists/oss-security/2024/01/24/10","https://pypi.org/project/pyminizip","https://github.com/advisories/GHSA-mq29-j5xf-cjwr"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"PYSEC-2026-501","url":"https://osv.dev/vulnerability/PYSEC-2026-501"}],"summary":"pyminizip affected by zlib's integer overflow/heap based buffer overflow vulnerability due to vulnerable dependency"}