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CVE-2025-55423

Published: Jan 20, 2026Updated: Jan 30, 2026 Sources: CVE List NVDCWE-94
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
3.3%
Top 13.0%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available

Description

A command injection vulnerability exists in the upnp_relay() function in multiple ipTIME router models because the controlURL value used to pass port-forwarding information to an upper router is passed to system() without proper validation or sanitization, allowing OS command injection.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-94

Affected Products

n/an/a
n104s-r1 firmwareiptimeHardware Firmware
n104v firmwareiptimeHardware Firmware
n1e firmwareiptimeHardware Firmware
n1plus firmwareiptimeHardware Firmware
iptimecommercialTWHardware Firmwareaka iptime
and 159 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://iptime.com/iptime/?pageid=4&page_id=126&dfsid=3&dftid=583&uid=25203&mod=document
iptime.com
https://docs.google.com/spreadsheets/d/1kryOFltCmnPJvDTpIrudgryt79uI4PWchuQ8-Gak24c/edit?usp=sharing
docs.google.com
https://github.com/0x0xxxx/CVE/blob/main/CVE-2025-55423/README.md
github.com
and 1 more references View all →

Timeline

Published
Jan 20, 2026
Last Updated
Jan 30, 2026

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