CVE-2025-14942
9.8 · CRITICALOverview
CVE-2025-14942 is a critical-severity vulnerability affecting wolfssh wolfssh. It was published on January 6, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
wolfSSH’s key exchange state machine can be manipulated to leak the client’s password in the clear, trick the client to send a bogus signature, or trick the client into skipping user authentication. This affects client applications with wolfSSH version 1.4.21 and earlier. Users of wolfSSH must update or apply the fix patch and it’s recommended to update credentials used. This fix is also recommended for wolfSSH server applications. While there aren’t any specific attacks on server applications, the same defect is present. Thanks to Aina Toky Rasoamanana of Valeo and Olivier Levillain of Telecom SudParis for the report.
Remediation
Check the references section for vendor advisories and patches from wolfssh. Update wolfssh to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| wolfssh | wolfssh | >= 0, < 1.4.22 | Affected |
References
Frequently Asked Questions
What is CVE-2025-14942?
CVE-2025-14942 is a critical-severity vulnerability affecting wolfssh wolfssh. It was published on January 6, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-14942?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-14942?
Check the references section for vendor advisories and patches from wolfssh. Update wolfssh to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-14942?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-14942 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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