CVE-2025-56223

HIGH

Ascertia Signinghub < 8.6.8 - Resource Allocation Without Limits

Title source: rule

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.

References (3)

Core 3

Core References

Product

http://ascertia.com

Product

http://signinghub.com

Third Party Advisory

https://github.com/saykino/CVE-2025-56223

View Writeup ZIP pw:eip

Scores

CVSS v3 7.5

EPSS 0.0010

EPSS Percentile 26.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (1)

ascertia/signinghub < 8.6.8

Published Oct 20, 2025

Tracked Since Feb 18, 2026