CVE-2026-3290

HIGHNVD 7.47.4—

7.4

Timing limitations of the HRNG in RS9116 when power save mode is enabled results in predictable values

CVSS v3: 7.4
EG Score: 7.4(medium)
EPSS: 6.2%
KEV: Not listed

Published

May 14, 2026

Last Modified

May 15, 2026

Advisory Details (2)

Auto-updated May 14, 2026

No patch confirmed yet.

generic

https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm00000nIg6IIAS?operationContext=S1

generic

GitHub - SiliconLabs/wiseconnect-wifi-bt-sdk: Wi-Fi and Bluetooth host drivers and examples for Silicon Labs RS9116 Wi-Fi/Bluetooth solution · GitHub

https://github.com/SiliconLabs/wiseconnect-wifi-bt-sdk/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-332

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-23 00:07 UTCEG score recompute
2026-05-20 22:38 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 12:12 UTCEG score recompute

Frequently asked(5)

What is CVE-2026-3290?

CVE-2026-3290 is a high vulnerability published on May 14, 2026. Timing limitations of the HRNG in RS9116 when power save mode is enabled results in predictable values

When was CVE-2026-3290 disclosed?

CVE-2026-3290 was first published in the National Vulnerability Database on May 14, 2026, with the most recent update on May 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-3290 actively exploited?

CVE-2026-3290 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-3290?

CVE-2026-3290 has a CVSS v3 base score of 7.4 (NVD).

How do I remediate CVE-2026-3290?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-3290, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-3290

📅 Published

🔄 Last Modified

📋 Advisory Details (2)

GitHub - SiliconLabs/wiseconnect-wifi-bt-sdk: Wi-Fi and Bluetooth host drivers and examples for Silicon Labs RS9116 Wi-Fi/Bluetooth solution · GitHub

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-3290?

🔗 Related CVEs(same CWE)

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Published

Last Modified

Advisory Details (2)

Frequently asked(5)

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