In Ascertia SigningHub through 8.6.8, there is a lack of rate limiting on the reset password function, leading to an email bombing vulnerability. An authenticated attacker can exploit this by automating reset password requests.
CVE-2025-54321
CVSS base score
9.8 (v3.1)
Severity
CRITICAL
Attack vector
Network
Weakness
CWE-799
Last modified
November 5, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
ascertia signinghub
References
- github.com Third Party Advisory
- www.ascertia.com Vendor Advisory