CVE-2025-56223 — HIGH (7.5)

Q: What is CVE-2025-56223?

CVE-2025-56223 is a vulnerability with a CVSS score of 7.5 (HIGH). A lack of rate limiting in the component /Home/UploadStreamDocument of SigningHub v8.6.8 allows attackers to cause a Denial of Service (DoS) via uploading an excessive number of files.

Q: How severe is CVE-2025-56223?

CVE-2025-56223 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-56223?

Check the references section above for vendor advisories and patch information. Affected products include: Ascertia Signinghub.

Vulnerability Description

A lack of rate limiting in the component /Home/UploadStreamDocument of SigningHub v8.6.8 allows attackers to cause a Denial of Service (DoS) via uploading an excessive number of files.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ascertia	Signinghub	<= 8.6.8

Related Weaknesses (CWE)

CWE-770

References

http://ascertia.comProduct
http://signinghub.comProduct
https://github.com/saykino/CVE-2025-56223Third Party Advisory

FAQ

What is CVE-2025-56223?

CVE-2025-56223 is a vulnerability with a CVSS score of 7.5 (HIGH). A lack of rate limiting in the component /Home/UploadStreamDocument of SigningHub v8.6.8 allows attackers to cause a Denial of Service (DoS) via uploading an excessive number of files.

How severe is CVE-2025-56223?

CVE-2025-56223 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-56223?

Check the references section above for vendor advisories and patch information. Affected products include: Ascertia Signinghub.