CVE-2026-104066
Scribus before 1.6.7 Heap Buffer Overflow via PICT 4-bit Pixel Unpacking
CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-787 |
| Vendor | scribus |
| Product | scribus |
| Published | Oct 30, 2026 |
Stay Ahead of the Next One
Get instant alerts for scribus scribus
Be the first to know when new high vulnerabilities affecting scribus scribus are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Scribus / Scribus
0 < 1.6.7
References
github.com: https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4 github.com: https://github.com/scribusproject/scribus wiki.scribus.net: https://wiki.scribus.net/canvas/1.6.7_Release vulncheck.com: https://www.vulncheck.com/advisories/scribus-before-1.6.7-heap-buffer-overflow-via-pict-4-bit-pixel-unpacking
Credits
Tristan Madani Jean Ghali