# CVE-2026-104067: Scribus before 1.6.7 and 1.7.x before 1.7.4 Out-of-Bounds Memory Access via SVM Import Plugin

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 memory access vulnerability in the importsvm plugin that fails to verify bitmap and transparency mask dimensions match. Attackers can supply a crafted SVM file with mismatched mask dimensions to trigger heap reads and writes, causing crashes or code execution as the user.

## 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/c6aed467680d04e8ae8e0588579b095acdae40ef
- 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/5a8f67c4207d6f729f23e4370b5846dadc81e8b4

## 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: exploitation none; automatable no; technical impact total; source ADP: CISA-ADP

- 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/c6aed467680d04e8ae8e0588579b095acdae40ef (CNA: VulnCheck; patch)

- https://github.com/scribusproject/scribus/commit/5a8f67c4207d6f729f23e4370b5846dadc81e8b4 (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-out-of-bounds-memory-access-via-svm-import-plugin (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-104067; retrieved 2026-11-02; source updated 2026-11-02

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-104067; retrieved 2026-11-02; source updated Not reported

Revision: db1adabea270fb580aaa1cb1b9c7e3b9273181394086e410d2828396e1be9f24

Canonical: https://y2.dev/cve/CVE-2026-104067

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