CVE-2025-56224

HIGH

Published Oct 20, 2025 Modified Oct 27, 2025 CWE-307

Description

A lack of rate limiting in the One-Time Password (OTP) verification endpoint of SigningHub v8.6.8 allows attackers to bypass verification via a bruteforce attack.

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CVSS v3.1 Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-307 CWE-307

Affected Products

Vendor	Product	Versions
ascertia	signinghub	< 8.6.8

References

Other References

http://ascertia.com http://signinghub.com https://github.com/saykino/CVE-2025-56224

Frequently Asked Questions

What is CVE-2025-56224? +

A lack of rate limiting in the One-Time Password (OTP) verification endpoint of SigningHub v8.6.8 allows attackers to bypass verification via a bruteforce attack. It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2025-56224? +

CVE-2025-56224 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-56224? +

CVE-2025-56224 affects products from ascertia, specifically: signinghub. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-56224? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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