CVE-2025-56221
Critical
Description
A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass authentication via a brute force attack.
SeverityCritical
CVSS9.8
Exploit probability—
ProductAscertia Signinghub
PublishedOct 17, 2025
First seenOct 17, 2025
Weakness typeCWE-307CWE-307
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ascertia signinghub | v ≤ 8.6.8 | — |
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