CVE-2025-54320 describes an email bombing vulnerability in Ascertia SigningHub through version 8.6.8, stemming from a lack of rate limiting on the invite user function. An authenticated attacker can exploit this with low complexity over the network to cause a denial of service through excessive email generation, resulting in a CVSS score of 4.3 (Medium). Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| 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:L/UI:N/S:U/C:N/I:N/A:L
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.