{"action":"Upgrade pillow to 12.3.0 or later.","affected":[{"fixed":"12.3.0","introduced":"5.2.0"}],"component":"pillow","cve_ids":["CVE-2026-59198"],"ecosystem":"PyPI","epss":0.00313,"exploited":false,"fixed_versions":["12.3.0"],"ghsa_id":"GHSA-fj7v-r99m-22gq","id":"tcs_01M5KFFGC3DHK1E1C2MH2XMBPS","modified_at":"2026-09-10T03:50:51.891240357Z","published_at":"2026-07-20T23:09:36Z","references":["https://osv.dev/vulnerability/GHSA-fj7v-r99m-22gq","https://github.com/python-pillow/Pillow/security/advisories/GHSA-fj7v-r99m-22gq","https://nvd.nist.gov/vuln/detail/CVE-2026-59198","https://github.com/python-pillow/Pillow/pull/9709","https://github.com/python-pillow/Pillow/commit/eada3cbd7fb9963ee90673fb7b5270124a0d5f4b","https://github.com/python-pillow/Pillow","https://github.com/python-pillow/Pillow/releases/tag/12.3.0"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-fj7v-r99m-22gq","url":"https://osv.dev/vulnerability/GHSA-fj7v-r99m-22gq"}],"summary":"Pillow TGA RLE encoder can serialize up to ~57 KB of adjacent heap data into generated images"}