{"action":"Upgrade pillow to 12.2.0 or later.","affected":[{"fixed":"12.2.0","introduced":"10.3.0"}],"component":"pillow","cve_ids":["CVE-2026-42311"],"ecosystem":"PyPI","epss":0.0015,"exploited":false,"fixed_versions":["12.2.0"],"ghsa_id":"GHSA-pwv6-vv43-88gr","id":"tcs_01M5KFTX6GE8WY5V1AHMDQF4CR","modified_at":"2026-09-10T03:50:47.242104143Z","published_at":"2026-05-04T20:20:31Z","references":["https://osv.dev/vulnerability/GHSA-pwv6-vv43-88gr","https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc","https://github.com/python-pillow/Pillow/security/advisories/GHSA-pwv6-vv43-88gr","https://nvd.nist.gov/vuln/detail/CVE-2026-42311","https://github.com/python-pillow/Pillow/pull/9520","https://github.com/python-pillow/Pillow/commit/58f9a1d166dcb0c274807d4423522d205b0c35ea","https://github.com/python-pillow/Pillow","https://github.com/python-pillow/Pillow/releases/tag/12.2.0"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"GHSA-pwv6-vv43-88gr","url":"https://osv.dev/vulnerability/GHSA-pwv6-vv43-88gr"},{"source":"nvd","source_id":"CVE-2026-42311","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42311"}],"summary":"Pillow has an OOB Write with Invalid PSD Tile Extents (Integer Overflow)"}