CVE-2025-0040

Year

2026

Published

May 15, 2026

Known Affected Devices

CVSS Score

N/A

What is CVE-2025-0040?

Improper access control between the Joint Test Action Group (JTAG) and Advanced Extensible Interface (AXI) could allow an attacker with physical access to read or overwrite the contents of cross-chip debug (XCD) registers potentially resulting in loss of data integrity or confidentiality.

FAQ

How severe is CVE-2025-0040?

CVE-2025-0040 has a CVSS score of N/A/10, rated as Unknown. Review the affected products list and apply vendor patches.

What does the CVSS score mean for CVE-2025-0040?

CVSS (Common Vulnerability Scoring System) rates vulnerability severity from 0.0 to 10.0. CVE-2025-0040 scores N/A/10 (Unknown). Scores 9.0–10.0 are Critical, 7.0–8.9 are High, 4.0–6.9 are Medium, and below 4.0 are Low.

Which devices are affected by CVE-2025-0040?

The list of devices confirmed to be affected by CVE-2025-0040 is shown in the "Affected Devices" section above. Check your firmware version against the vendor security advisory and apply the latest patch.

How do I fix or mitigate CVE-2025-0040?

Apply the latest firmware or software update from the vendor. Check the References section above for official advisories and patch notes. If no patch is available, consider disabling the affected feature or isolating the device from untrusted networks.