{"id":"CVE-2026-104066","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-104066","summary":"Scribus before 1.6.7 contains a heap buffer overflow vulnerability in the Mac PICT image loader and import plugin when unpacking 4-bit indexed pixel data. Attackers can supply a crafted…","details":"Scribus before 1.6.7 contains a heap buffer overflow vulnerability in the Mac PICT image loader and import plugin when unpacking 4-bit indexed pixel data. Attackers can supply a crafted PICT file with inconsistent width and row data that, when placed or imported, writes out of bounds, causing crashes or code execution.","published":"2026-10-30T16:17:36.340","modified":"2026-10-30T16:17:36.340","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4","label":"scribusproject/scribus@d667b3b"},"references":[{"type":"WEB","url":"https://github.com/scribusproject/scribus"},{"type":"WEB","url":"https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4"},{"type":"WEB","url":"https://wiki.scribus.net/canvas/1.6.7_Release"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/scribus-before-1.6.7-heap-buffer-overflow-via-pict-4-bit-pixel-unpacking"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-30T16:17:36.340"}}