CVE-2026-104067— Scribus before 1.6.7 Out-of-Bounds Memory Access via SVM Import Plugin

Quick assessment

Affected

Scribus Scribus

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

1.6.7 之前的 Scribus 版本中，importsvm 插件存在越界内存访问漏洞。该漏洞源于插件未能验证位图与透明度遮罩的尺寸是否一致。攻击者可构造一个遮罩尺寸不匹配的 SVM 文件，从而触发堆内存的读写操作，导致程序崩溃或以用户身份执行任意代码。

CVSS 7.8 · High Updated Oct 30, 2026

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

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Vulnerability Information

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Vulnerability Title

Scribus before 1.6.7 Out-of-Bounds Memory Access via SVM Import Plugin

Source: CVE Program / CVE List V5

Vulnerability Description

Scribus before 1.6.7 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.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

跨界内存写

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Scribus	Scribus	0 ~ 1.6.7	-

II. Public POCs for CVE-2026-104067

#	POC Description	Source Link	Shenlong Link

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No public POC found.

III. Intelligence Information for CVE-2026-104067

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Other References for CVE-2026-104067 (4)

https://wiki.scribus.net/canvas/1.6.7_Release release-notes
https://github.com/scribusproject/scribus product
https://github.com/scribusproject/scribus/commit/c6aed467680d04e8ae8e0588579b095acdae40ef patch
https://www.vulncheck.com/advisories/scribus-before-1.6.7-out-of-bounds-memory-access-via-svm-import-plugin third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-104067

Same Patch Batch · Scribus · 2026-10-30 · 7 CVEs total

CVE-2026-104062	7.8 HIGH	Scribus before 1.6.7 Heap Buffer Overflow via PICT Pixmap Loader
CVE-2026-104065	7.8 HIGH	Scribus before 1.6.7 Heap Out-of-Bounds Write via Micrografx Draw Import
CVE-2026-104066	7.8 HIGH	Scribus before 1.6.7 Heap Buffer Overflow via PICT 4-bit Pixel Unpacking
CVE-2026-104061	7.8 HIGH	Scribus before 1.6.7 Heap Out-of-Bounds Write via PSD Image Loader
CVE-2026-104064	7.8 HIGH	Scribus before 1.6.7 Heap Overflow via TIFF Tile Buffer Handling
CVE-2026-104063	6.1 MEDIUM	Scribus before 1.6.7 Out-of-Bounds Read via PICT Planar Image Data

IV. Related Vulnerabilities

Same product: Scribus

Same vendor: Scribus

Same weakness: CWE-787