{"action":"Upgrade pillow to 12.3.0 or later.","affected":[{"fixed":"12.3.0","introduced":"0"}],"component":"pillow","cve_ids":["CVE-2026-59199"],"ecosystem":"PyPI","epss":0.00385,"exploited":false,"fixed_versions":["12.3.0"],"ghsa_id":"GHSA-6r8x-57c9-28j4","id":"tcs_01M5KH5DDFC1PVE04JER2AV02F","modified_at":"2026-07-15T20:11:36.266805254Z","published_at":"2026-07-14T16:17:01.937Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3451","https://github.com/python-pillow/Pillow/releases/tag/12.3.0","https://github.com/python-pillow/Pillow/commit/ceefc348eb3c3844c7f9796ef2cc3a7dd5fbba7b","https://github.com/python-pillow/Pillow/pull/9703","https://github.com/python-pillow/Pillow/security/advisories/GHSA-6r8x-57c9-28j4"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-3451","url":"https://osv.dev/vulnerability/PYSEC-2026-3451"}],"summary":"Pillow is a Python imaging library. Prior to 12.3.0, Pillow public image coordinate APIs can trigger a native heap out-of-bounds write when given coordinates near the signed 32-bit integer limits in I"}