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.
History

Thu, 20 Nov 2025 19:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:ascertia:signinghub:*:*:*:*:*:*:*:*

Thu, 20 Nov 2025 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Ascertia
Ascertia signinghub
Vendors & Products Ascertia
Ascertia signinghub

Wed, 19 Nov 2025 14:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-770
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 18 Nov 2025 19:00:00 +0000

Type Values Removed Values Added
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.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2025-11-18T00:00:00.000Z

Updated: 2025-11-19T13:32:35.878Z

Reserved: 2025-07-20T00:00:00.000Z

Link: CVE-2025-54320

cve-icon Vulnrichment

Updated: 2025-11-19T13:30:50.589Z

cve-icon NVD

Status : Analyzed

Published: 2025-11-18T19:15:48.880

Modified: 2025-11-20T19:02:03.580

Link: CVE-2025-54320

cve-icon Redhat

No data.