CVE-2025-26489
6.5 · MEDIUMOverview
CVE-2025-26489 is a medium-severity vulnerability affecting nokia infinera_mtc-9_firmware. It was published on December 8, 2025 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Improper input validation in the Netconf service in Infinera MTC-9 allows remote authenticated users to crash the service and
reboot the appliance, thus causing a DoS condition, via crafted XML
payloads.This issue affects MTC-9: from R22.1.1.0275 before R23.0.
Remediation
Check the references section for vendor advisories and patches from nokia. Update infinera_mtc-9_firmware 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 |
|---|---|---|---|
| nokia | infinera_mtc-9_firmware | >= 22.1.1.0275, < 23.0 | Affected |
References
Frequently Asked Questions
What is CVE-2025-26489?
CVE-2025-26489 is a medium-severity vulnerability affecting nokia infinera_mtc-9_firmware. It was published on December 8, 2025 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2025-26489?
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2025-26489?
Check the references section for vendor advisories and patches from nokia. Update infinera_mtc-9_firmware 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-2025-26489?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-26489 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.
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