{"id":"CVE-2026-104066","published":"2026-10-30T16:17:36.340","lastModified":"2026-10-30T19:23:25.493","description":"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.","cvssScore":7.8,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cwes":["CWE-787"],"vendors":[],"products":[],"references":[{"url":"https://github.com/scribusproject/scribus","tags":[]},{"url":"https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4","tags":[]},{"url":"https://wiki.scribus.net/canvas/1.6.7_Release","tags":[]},{"url":"https://www.vulncheck.com/advisories/scribus-before-1.6.7-heap-buffer-overflow-via-pict-4-bit-pixel-unpacking","tags":[]}],"exploitRefs":[{"url":"https://github.com/scribusproject/scribus","tags":[]},{"url":"https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4","tags":[]}],"hasPoc":true,"ai":null}