VulnerabilityModified
CVE-2025-56218
An arbitrary file upload vulnerability in SigningHub v8.6.8 allows attackers to execute arbitrary code via uploading a crafted PDF file.
CRITICAL 9.8EPSS 0.59%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An arbitrary file upload vulnerability in SigningHub v8.6.8 allows attackers to execute arbitrary code via uploading a crafted PDF file.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.59% probability · 46th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- ascertia/signinghub
- Source
- cve@mitre.org
References
- https://github.com/saykino/CVE-2025-56218Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.