CVE-2025-54320

4.3 MEDIUM

Published: November 18, 2025 Modified: November 20, 2025

Description

In Ascertia SigningHub through 8.6.8, there is a lack of rate limiting on the invite user function, leading to an email bombing vulnerability. An authenticated attacker can exploit this by automating invite requests.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/saykino/CVE-2025-54320

Source: cve@mitre.org

Third Party Advisory

https://www.ascertia.com/company/vulnerability-disclosure-policy/

Source: cve@mitre.org

Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

4.3 / 10.0

EPSS (Exploit Probability)

0.1%

17th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-770

Affected Vendors

ascertia

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