CVE-2026-104063
Scribus before 1.6.7 and 1.7.x before 1.7.4 Out-of-Bounds Read via PICT Planar Image Data
Scribus before 1.6.7 and 1.7.x before 1.7.4 contains an out-of-bounds read vulnerability in the Mac PICT image loader and import plugin when decoding planar pixel data. Attackers can supply a crafted PICT file with manipulated dimensions that, when placed or imported, causes heap over-reads leading to crashes or heap memory disclosure.
Fixes and workarounds
Fix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: VulnCheckFix
The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.
Source: CNA: VulnCheckAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| Scribus Scribus |
≥ 0; < 1.6.7 (affected, custom) ≥ 1.7.0; < 1.7.4 (affected, custom) Other versions: unaffected |
CNA: VulnCheck |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 4.0 / 6.9 medium |
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N | CNA: VulnCheck |
| 3.1 / 6.1 medium |
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H | CNA: VulnCheck |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
- https://github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4CNA: VulnCheck · patch
- https://github.com/scribusproject/scribus/commit/544a179241362eb254cb69a5cc68ef24388b265fCNA: VulnCheck · patch
- https://github.com/scribusproject/scribusCNA: VulnCheck · product
- https://wiki.scribus.net/canvas/1.6.7_ReleaseCNA: VulnCheck · release-notes
- https://www.vulncheck.com/advisories/scribus-before-1.6.7-out-of-bounds-read-via-pict-planar-image-dataCNA: VulnCheck · third-party-advisory
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