CVE WatchSep 9, 2026

CVE-2026-18796

Any application that uses external QSPI flash for encrypted XIP on nRF5340 and relies on that encryption for confidentiality and/o

CVSS

—

No CVSS

EPSS

0.1%

KEV

—

Exploit Today

0-100

Published: Sep 7, 2026 · Last modified: Sep 9, 2026 · CWE-1342

EPSS · 30d

0.1%EPSS · 30 days0.1%

2026-10-042026-10-31

Technical description

Any application that uses external QSPI flash for encrypted XIP on nRF5340 and relies on that encryption for confidentiality and/or integrity of the externally stored code. No specific nRF Connect SDK version is the root cause; the weakness is in the on-the-fly decryption scheme.

Official references

docs.nordicsemi.comhttps://docs.nordicsemi.com/r/bundle/struct_sa/page/struct/sa.html

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