{"id":"CVE-2026-59199","summary":"Pillow: Heap out-of-bounds write `Image.paste()` / `Image.crop()` via signed coordinate overflow","details":"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 Image.paste(), Image.crop(), or Image.alpha_composite(). This issue is fixed in version 12.3.0.","aliases":["BIT-pillow-2026-59199","GHSA-6r8x-57c9-28j4","PYSEC-2026-3451"],"modified":"2026-07-17T09:44:31.244309742Z","published":"2026-07-14T15:42:15.071Z","related":["SUSE-SU-2026:3084-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59199.json","cna_assigner":"GitHub_M","cwe_ids":["CWE-190","CWE-787"]},"references":[{"type":"WEB","url":"https://github.com/python-pillow/Pillow/releases/tag/12.3.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/59xxx/CVE-2026-59199.json"},{"type":"ADVISORY","url":"https://github.com/python-pillow/Pillow/security/advisories/GHSA-6r8x-57c9-28j4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59199"},{"type":"FIX","url":"https://github.com/python-pillow/Pillow/commit/ceefc348eb3c3844c7f9796ef2cc3a7dd5fbba7b"},{"type":"FIX","url":"https://github.com/python-pillow/Pillow/pull/9703"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/python-pillow/pillow","events":[{"introduced":"0"},{"fixed":"bb1d8e8ab8d29048624d96e3ee53cecf7c13d13d"},{"fixed":"ceefc348eb3c3844c7f9796ef2cc3a7dd5fbba7b"}],"database_specific":{"cpe":"cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"12.3.0"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["12.2.0","12.1.0","12.0.0","11.3.0","11.2.1","11.1.0","11.0.0","10.4.0","10.3.0","10.2.0","10.1.0","10.0.0","9.5.0","9.4.0","9.3.0","9.2.0","9.1.0","9.0.0","8.4.0","8.3.0","8.2.0","8.1.0","8.0.0","7.2.0","7.1.0","7.0.0","6.2.0","6.1.0","6.0.0","5.4.0","5.3.0","5.2.0","5.1.0","5.0.0","4.3.0","4.2.0","4.1.0","4.0.0","4.0.0a","3.4.0","3.3.0","3.2.0","3.1.0","3.1.0-rc1","2.9.0","2.9.0.dev2","2.9.0.dev1","2.9.0.dev0","2.8.1","2.8.0","2.7.0","2.5.0","2.3.0","2.2.1","2.2.0","2.1.0","2.0.0","1.7.8","1.7.7","1.2","1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-59199.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}