Investigate in your agent.

Turn this advisory into a focused investigation. Ask your agent to check your project’s versions, explain the evidence, and suggest a compatible fix.

Your agent needs remote MCP support and access to https://cve.new/mcp.

Read the setup guide

Skip to content
cve.new Create a CVE report
Check your stack
CVE-2026-104066high8.5

Scribus before 1.6.7 Heap Buffer Overflow via PICT 4-bit Pixel Unpacking

Impact

Scribus before 1.6.7 has a heap buffer overflow vulnerability in the Mac PICT image loader when unpacking 4-bit indexed pixel data, allowing attackers to supply a crafted PICT file that writes out of bounds. The impact may include crashes or code execution. Attackers need to provide a malicious PICT file.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

Scribus · VulnCheck

Scribus

1 range
VulnCheck version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0 → before 1.6.7

custom versions

unaffected

unknown

Other versions: unaffected

Original source description

Scribus before 1.6.7 contains a heap buffer overflow vulnerability in the Mac PICT image loader and import plugin when unpacking 4-bit indexed pixel data. Attackers can supply a crafted PICT file with inconsistent width and row data that, when placed or imported, writes out of bounds, causing crashes or code execution.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-104066

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-787 ↗

Out-of-bounds Write

VulnCheck

Related →
Contributing organizations · 2
VulnCheck

Assigning organization

2026-10-30
CISA-ADP

Additional data publisher

2026-10-30

What changed

Follow changes
  1. CVE · CVE-2026-104066

    Observed 2026-10-30T18:57:14.917Z · upstream updated 2026-10-30T18:37:00.577Z

    Prioritization updated

    before

    []

    after

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-10-30T18:25:47.985640Z",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "no"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]

Large field values are marked as truncated previews. Original source snapshots remain retained.

Showing up to 50 most recent observed changes.

References

4 sources
github.com/scribusproject/scribus/commit/d667b3b1d38e1808721315dc976d67b72070f6b4
patchVulnCheck
github.com/scribusproject/scribus
productVulnCheck
wiki.scribus.net/canvas/1.6.7_Release
release-notesVulnCheck
www.vulncheck.com/advisories/scribus-before-1.6.7-heap-buffer-overflow-via-pict-4-bit-pixel-unpacking
third-party-advisoryVulnCheck