{"action":"Upgrade pillow to 13.0.0 or later.","affected":[{"fixed":"13.0.0","introduced":"9.1.0"}],"component":"pillow","cve_ids":["CVE-2026-112898"],"ecosystem":"PyPI","exploited":false,"fixed_versions":["13.0.0"],"ghsa_id":"GHSA-rfgq-q3w2-pmv2","id":"tcs_01M5JKTYDA04NZ482DA3GZ0J5H","modified_at":"2026-10-21T21:00:06.704034642Z","published_at":"2026-10-21T20:44:07Z","references":["https://osv.dev/vulnerability/GHSA-rfgq-q3w2-pmv2","https://github.com/python-pillow/Pillow/security/advisories/GHSA-rfgq-q3w2-pmv2","https://nvd.nist.gov/vuln/detail/CVE-2026-112898","https://github.com/python-pillow/Pillow/commit/13943c8f857b22f073d30f0ef9b725a0d255f1a4","https://github.com/python-pillow/Pillow","https://github.com/python-pillow/Pillow/releases/tag/13.0.0"],"severity":{"label":"medium","score":6.9},"sources":[{"source":"osv","source_id":"GHSA-rfgq-q3w2-pmv2","url":"https://osv.dev/vulnerability/GHSA-rfgq-q3w2-pmv2"},{"source":"nvd","source_id":"CVE-2026-112898","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112898"}],"summary":"Pillow: Image.quantize() with empty palette leaks uninitialized stack memory"}