{"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","epss":0.00133,"exploited":false,"fixed_versions":["12.2.0"],"ghsa_id":"GHSA-5xmw-vc9v-4wf2","id":"tcs_01M5KGYBE0YK5M953A6G1WHC75","modified_at":"2026-07-13T07:26:28.768890335Z","published_at":"2026-05-09T06:16:10.073Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2251","https://github.com/python-pillow/Pillow/releases/tag/12.2.0","https://github.com/python-pillow/Pillow/security/advisories/GHSA-5xmw-vc9v-4wf2"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-2251","url":"https://osv.dev/vulnerability/PYSEC-2026-2251"}],"summary":"Pillow is a Python imaging library. From version 11.2.1 to before version 12.2.0, passing nested lists as coordinates to APIs that accept coordinates such as ImagePath.Path, ImageDraw.ImageDraw.polygo"}