Signinghub
CVE-2025-54321
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
In Ascertia SigningHub through 8.6.8, there is a lack of rate limiting on the reset password function, leading to an email bombing vulnerability. An authenticated attacker can exploit this by automating reset password requests.
AnalysisAI
In Ascertia SigningHub through 8.6.8, there is a lack of rate limiting on the reset password function, leading to an email bombing vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-799. In Ascertia SigningHub through 8.6.8, there is a lack of rate limiting on the reset password function, leading to an email bombing vulnerability. An authenticated attacker can exploit this by automating reset password requests. Affected products include: Ascertia Signinghub. Version information: through 8.6.8.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Uncontrolled account creation in Ascertia SigningHub v8.6.8 allows an attacker to repeatedly add user accounts with no r
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Same weakness CWE-799 – Improper Control of Interaction Frequency
View allSame technique Information Disclosure
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External POC / Exploit Code
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