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CVE-2026-25603

Path Traversal vulnerability in Linksys MR9600, Linksys MX4200

Published: Feb 24, 2026Updated: Feb 26, 2026 Sources: CVE List NVDCWE-22
NVD MITRE
6.6CVSSMEDIUM
EPSS Score
0.3%
Top 83.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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 Vector Breakdown

AV:PAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:PAttack Vector
Physical
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-22

Affected Products

MR9600LinksysNetworking Infrastructure
MX4200LinksysNetworking Infrastructure
mr9600 firmwarelinksysNetworking Infrastructure
mx4200 firmwarelinksysNetworking Infrastructure
linksyscommercialUSNetworking Infrastructureaka linksys by cisco

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-001.txt
syss.de

Timeline

Published
Feb 24, 2026
Last Updated
Feb 26, 2026

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