CVE-2026-4434
8.1 · HIGHOverview
CVE-2026-4434 is a high-severity vulnerability affecting devolutions devolutions_server. It was published on March 20, 2026 and has a CVSS 3.1 base score of 8.1 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Improper certificate validation in the PAM propagation WinRM connections
allows a network attacker to perform a man-in-the-middle attack via
disabled TLS certificate verification.
Remediation
Check the references section for vendor advisories and patches from devolutions. Update devolutions_server 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 |
|---|---|---|---|
| devolutions | devolutions_server | >= 0, < 2026.1.6.0 | Affected |
Frequently Asked Questions
What is CVE-2026-4434?
CVE-2026-4434 is a high-severity vulnerability affecting devolutions devolutions_server. It was published on March 20, 2026 and has a CVSS 3.1 base score of 8.1 (HIGH).
How severe is CVE-2026-4434?
This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-4434?
Check the references section for vendor advisories and patches from devolutions. Update devolutions_server 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-2026-4434?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-4434 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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