CVE-2025-56218 is a critical arbitrary file upload vulnerability affecting SigningHub v8.6.8, allowing unauthenticated attackers to execute arbitrary code by uploading a specially crafted PDF. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with no user interaction, leading to complete compromise of confidentiality, integrity, and availability. While no public exploits or Metasploit modules are currently available, the vulnerability has garnered significant community discussion, indicating potential future exploitation interest. Organizations using affected SigningHub versions should prioritize patching or mitigation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 8.6.8CPE matchmatch criteria | cpe:2.3:a:ascertia:signinghub:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.