{"schema_version":"1.9.0","id":"BIT-pillow-2026-59198","published":"2026-07-15T08:54:57.600Z","modified":"2026-09-08T08:48:18.557306909Z","aliases":["CVE-2026-59198","GHSA-fj7v-r99m-22gq","PYSEC-2026-3494"],"summary":"Pillow TGA RLE encoder can serialize up to ~57 KB of adjacent heap data into generated images","details":"Pillow is a Python imaging library. From 5.2.0 until 12.3.0, Pillow's TGA RLE encoder reads past its packed row buffer when saving a mode 1 image with TGA RLE compression, allowing adjacent process heap bytes to be copied into the generated TGA file. This issue is fixed in version 12.3.0.","affected":[{"package":{"name":"pillow","ecosystem":"Bitnami","purl":"pkg:bitnami/pillow"},"ranges":[{"type":"SEMVER","events":[{"introduced":"5.2.0"},{"fixed":"12.3.0"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/pillow/BIT-pillow-2026-59198.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}],"references":[{"type":"FIX","url":"https://github.com/python-pillow/Pillow/commit/eada3cbd7fb9963ee90673fb7b5270124a0d5f4b"},{"type":"FIX","url":"https://github.com/python-pillow/Pillow/pull/9709"},{"type":"ARTICLE","url":"https://github.com/python-pillow/Pillow/releases/tag/12.3.0"},{"type":"ADVISORY","url":"https://github.com/python-pillow/Pillow/security/advisories/GHSA-fj7v-r99m-22gq"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59198"}],"database_specific":{"cpes":["cpe:2.3:a:python:pillow:*:*:*:*:*:*:*:*"],"severity":"High"}}