SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-6030

Use of fixed learning codes, one code to lock the car and the other code to unlock it, in the Key Fob Transmitter in Cyclone Matrix TRF Smart Keyless Entry System, which allows a replay attack.

CRITICAL 9.4EPSS 0.22%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Use of fixed learning codes, one code to lock the car and the other code to unlock it, in the Key Fob Transmitter in Cyclone Matrix TRF Smart Keyless Entry System, which allows a replay attack. Research was completed on the 2024 KIA Soluto.  Attack confirmed on other KIA Models in Ecuador.

CVSS 4.0
9.4 CRITICALCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.22% probability · 13th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-294, CWE-307
Source
cve@asrg.io
EPSS trend
0%3%5%26 October 2026: 0.22%26 October 202626 October 2026

EPSS 0.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.