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TI-2026-03942 Aliases CVE-2026-4537GHSA-cgfg-qq46-f464

Cudy TR1200 ipsec.lua action_ipsec_conn command injection

Priority MEDIUM 56CWE-74Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.

Summary

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."

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.09547 95th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
CudyTR1200R46-2.4.15-20250721-164017—No fix listedCNA
  • TR1200 VendorCudy Affected R46-2.4.15-20250721-164017 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-4537
  2. 2026-10-03 Alias added: GHSA-cgfg-qq46-f464
  3. 2026-10-25 EPSS moved to the 95th–99th percentile

References

Exploit 1

  • TI-2023-15241 Cudy LT400 1.13.4 is vulnerable Cross Site Scripting (XSS) in… CVSS 3.1MEDIUM 6.1
  • TI-2023-15240 Cudy LT400 1.13.4 is vulnerable to Cross Site Scripting (XSS) in… CVSS 3.1MEDIUM 6.1
  • TI-2023-15239 Cudy LT400 1.13.4 is has a cross-site scripting (XSS) vulnerability in… CVSS 3.1MEDIUM 6.1
  • TI-2025-10202 Cudy TR1200 Wireless Settings config cross site scripting CVSS 4.0MEDIUM 4.8
  • TI-2025-08915 Cudy LT500E Web shadow hard-coded password CVSS 4.0LOW 2.0
  • TI-2025-08782 Cudy WR1200EA shadow default password CVSS 4.0LOW 2.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences