Vulnerability in Qualcomm Ar8035

CVE-2026-21381

Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood awareness network protocol connection.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (3.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-21381: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-21381?
CVE-2026-21381 is a high-severity vulnerability in Qualcomm Ar8035, classified under Buffer Over-read. CVSS score: 7.6/10. Published 2026-04-06.
How severe is CVE-2026-21381?
High severity. CVSS v3 base score is 7.6 out of 10.