VulnerabilityAwaiting Analysis
CVE-2026-2815
Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
HIGH 8.4EPSS 0.25%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Incorrect use of the PUF key for user key generation in EFR32xG27 results in predictable keys
- CVSS 4.0
- 8.4 HIGHCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.25% probability · 17th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-339
- Source
- product-security@silabs.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.