CVE-2026-104066

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 v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/scribusproject/scribus
https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4
https://wiki.scribus.net/canvas/1.6.7_Release
https://www.vulncheck.com/advisories/scribus-before-1.6.7-heap-buffer-overflow-via-pict-4-bit-pixel-unpacking

Configurations

No configuration.

History

30 Oct 2026, 16:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-30 16:17

Updated : 2026-10-30 19:23

NVD link : CVE-2026-104066

Mitre link : CVE-2026-104066

CVE.ORG link : CVE-2026-104066

JSON object : View

Products Affected

No product.

CWE

CWE-787

Out-of-bounds Write

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