CVE-2025-56218CRITICAL 9.8EPSS p47.0%

CVE-2025-56218CVE-2025-56218

Description

An arbitrary file upload vulnerability in SigningHub v8.6.8 allows attackers to execute arbitrary code via uploading a crafted PDF file.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.67% probability of exploitation · percentile 47.0% · 2026-06-19T12:03:05Z
Published2025-10-17
Last modified2025-10-27

Underlying weaknesses· 1

CWE-434

References

  1. http://ascertia.com
  2. http://signinghub.com
  3. https://github.com/saykino/CVE-2025-56218

1

TypeTargetConfidenceTier
WeaknessUnrestricted Upload of File with Dangerous Typecwe-4340%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.