{"action":"Upgrade pillow to 12.3.0 or later.","affected":[{"fixed":"12.3.0","introduced":"0"}],"component":"pillow","cve_ids":["CVE-2026-59205"],"ecosystem":"PyPI","epss":0.00385,"exploited":false,"fixed_versions":["12.3.0"],"ghsa_id":"GHSA-9hw9-ch79-4vh6","id":"tcs_01M5KH5DPTTEWYJ5JWKR8Y1BW0","modified_at":"2026-07-15T20:11:15.582336837Z","published_at":"2026-07-14T16:17:02.370Z","references":["https://osv.dev/vulnerability/PYSEC-2026-3453","https://github.com/python-pillow/Pillow/releases/tag/12.3.0","https://github.com/python-pillow/Pillow/commit/a9ffc42bedf4fc0a7ef8d6486e7f9e81e3397721","https://github.com/python-pillow/Pillow/pull/9715","https://github.com/python-pillow/Pillow/security/advisories/GHSA-9hw9-ch79-4vh6"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-3453","url":"https://osv.dev/vulnerability/PYSEC-2026-3453"}],"summary":"Pillow is a Python imaging library. Prior to 12.3.0, Pillow's ImageCms.ImageCmsTransform.apply(im, imOut) API can trigger controlled native heap corruption when the caller supplies an output image who"}