CVE-2026-104066
highScribus 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.
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.
CVSS
7.8
7.8 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-10-30 16:17
Modified: 2026-10-30 19:23
NVD status: Deferred
Last synced 17 hours ago
Verified against the source API 2026-10-30 19:54 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/scribusproject/scribus disclosure@vulncheck.com
- https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4 disclosure@vulncheck.com
- https://wiki.scribus.net/canvas/1.6.7_Release disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/scribus-before-1.6.7-heap-buffer-overflow-via-pict-4-... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-30 19:54 UTC · record ↗