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Medium 6.6Published Feb 24, 2026

CVE-2026-25603Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Linksys MR9600, Linksys MX4200 allows that contents of a USB drive partition can be mounted in an arbit…

Updated under an hour ago ()

Does this affect you?

It affects linksys mr9600_firmware and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Linksys MR9600, Linksys MX4200 allows that contents of a USB drive partition can be mounted in an arbitrary location of the file system. This may result in the execution of shell scripts in the context of a root user.This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.

CVSS
6.6 MEDIUM (v3.1, NVD)CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-22
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Jun 17, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
linksys mr9600_firmware
linksys:mr9600_firmware
1.0.4.205530
NVD
linksys mx4200_firmware
linksys:mx4200_firmware
1.0.4.205530
NVD

References

  • exploit, third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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