# CVE-2026-104065: Scribus before 1.6.7 and 1.7.x before 1.7.4 Heap Out-of-Bounds Write via Micrografx Draw Import

Status: published. Published: 2026-10-30. Updated: 2026-11-02.

Scribus before 1.6.7 and 1.7.x before 1.7.4 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.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/scribusproject/scribus/commit/69f52b53c78542b0a5d377fa0b058fb2773799dc
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/scribusproject/scribus/commit/f69b7056eb1a5758a5ebcf218c77b6d84fca97e2

## Affected products and versions

- Scribus / Scribus: ≥ 0; < 1.6.7 (affected, custom); ≥ 1.7.0; < 1.7.4 (affected, custom). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 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; source: CNA: VulnCheck

- CVSS 3.1: 7.8 (high); CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: 0.20% as of 2026-11-02; percentile 9.38%

- SSVC: Not available

- Weaknesses: CWE-787

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/scribusproject/scribus/commit/69f52b53c78542b0a5d377fa0b058fb2773799dc (CNA: VulnCheck; patch)

- https://github.com/scribusproject/scribus/commit/f69b7056eb1a5758a5ebcf218c77b6d84fca97e2 (CNA: VulnCheck; patch)

- https://github.com/scribusproject/scribus (CNA: VulnCheck; product)

- https://wiki.scribus.net/canvas/1.6.7_Release (CNA: VulnCheck; release-notes)

- https://www.vulncheck.com/advisories/scribus-before-1.6.7-heap-out-of-bounds-write-via-micrografx-draw-import (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-104065; retrieved 2026-11-02; source updated 2026-11-02

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-104065; retrieved 2026-11-02; source updated Not reported

Revision: 133f2b0e0b0e831db9418c353626ca27d92afa9003de7a5a230154341f8fecce

Canonical: https://y2.dev/cve/CVE-2026-104065

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