CVE-2025-26489

Name: CVE-2025-26489
Creator: NVD / NIST
Published: 2025-12-08T09:15:46.81+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.28%

Last modified Jun 17, 2026

CVE-2025-26489 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.28%

19.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Nokia	Infinera Mtc-9 Firmware	>= 22.1.1.0275, < 23.0

References

https://www.cve.org/CVERecord?id=CVE-2025-26489Third Party Advisory

Timeline

Published: Dec 8, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-26489?

How severe is CVE-2025-26489?

CVE-2025-26489 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.

How do I fix CVE-2025-26489?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-26489?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST