CVE-2026-4537 MEDIUM

CVE-2026-4537: Cudy TR1200 ipsec.lua action_ipsec_conn command injection

Vendor Cudy
Product TR1200
Weakness CWE-77
Published March 22, 2026
Last update April 29, 2026

CVSS base score

5.1/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was determined in Cudy TR1200 R46-2.4.15-20250721-164017. Impacted is the function action_ipsec_conn of the file /usr/bin/lib/lua/luci/controller/ipsec.lua. Executing a manipulation can lead to command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. Upgrading the affected component is advised. The vendor explains, that "some other customer has reported this to us before. And we have fixed this."

Key dates

02Disclosure timeline

March 22, 2026 CVE published
April 29, 2026 Record updated