CVE-2026-104065

Scribus before 1.6.7 Heap Out-of-Bounds Write via Micrografx Draw Import

State: Published
Severity: 8.5 High
Published: Oct 30, 2026
Updated: Oct 30, 2026
Reserved: Oct 1, 2026

Description

Scribus before 1.6.7 contains an out-of-bounds write vulnerability in the importdrw Micrografx Draw plugin that uses an unvalidated y offset to select image scanlines. Attackers can craft a DRW file that, when imported by a user, writes decoded bitmap data outside the heap image buffer, causing crashes or code execution.

Scores

CVSS	Score	Vector	Source
4.0	8.5 High	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	VulnCheck
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	VulnCheck

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
ScribusScribus	before 1.6.7Affected

References

Patch Commitpatch
https://github.com/scribusproject/scribusproduct
https://wiki.scribus.net/canvas/1.6.7_Releaserelease-notes
VulnCheck Advisory: Scribus before 1.6.7 Heap Out-of-Bounds Write via Micrografx Draw Importthird-party-advisory

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