CVE-2025-56218
Critical · CVSS 9.8SigningHub — Arbitrary File Upload leading to Remote Code Execution
- CVSS
- 9.8
- nvd
- EPSS
- 0.60%
- 44th pct
- KEV
- No
- Class
- other
- CWE-434
Description
An arbitrary file upload vulnerability in SigningHub v8.6.8 allows attackers to execute arbitrary code via uploading a crafted PDF file.
Search profile — drives PoC discovery
Symbols file uploadPDF uploadcrafted PDFarbitrary file uploadexecute arbitrary code
Keywords CVE-2025-56218SigningHubarbitrary file uploadPDF RCESigningHub v8.6.8CWE-434crafted PDF exploit
Versions: v8.6.8
Ranked PoCs (1) — best first
Heuristic ranking — not yet expert-vetted. Scored on structure + provenance, not execution.
- ★ 0
Recall-favoring discovery; ranking by the Stage-4 scorer (Adam's rubric). Scanner/aggregator repos are hidden.
References
Status: enriched · ingested 2026-07-05T06:00:39.000Z · profiled 2026-07-06T06:30:39.000Z