{"action":"Upgrade pillow to 12.2.0 or later.","affected":[{"fixed":"12.2.0","introduced":"11.2.1"}],"component":"pillow","cve_ids":["CVE-2026-42309"],"ecosystem":"PyPI","exploited":false,"fixed_versions":["12.2.0"],"ghsa_id":"GHSA-5xmw-vc9v-4wf2","id":"tcs_01M5JJ2SJSNF5FJGA48F78F3W0","modified_at":"2026-10-19T20:00:04.709097863Z","published_at":"2026-05-04T20:18:27Z","references":["https://osv.dev/vulnerability/GHSA-5xmw-vc9v-4wf2","https://github.com/python-pillow/Pillow/security/advisories/GHSA-5xmw-vc9v-4wf2","https://nvd.nist.gov/vuln/detail/CVE-2026-42309","https://github.com/designcomputer/mysql_mcp_server/commit/a96549f4a4d65443fd6e9c7f2324fba9a5c80a82","https://github.com/python-pillow/Pillow/commit/cf6de8ca9b23e714aa5310e1c791eda66fc0b670","https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2026-2251.yaml","https://github.com/python-pillow/Pillow","https://github.com/python-pillow/Pillow/releases/tag/12.2.0"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"GHSA-5xmw-vc9v-4wf2","url":"https://osv.dev/vulnerability/GHSA-5xmw-vc9v-4wf2"}],"summary":"Pillow has a heap buffer overflow with nested list coordinates"}