High 7.6Published Apr 6, 2026

CVE-2026-21381Buffer Over-read in WLAN Firmware

Updated under an hour ago (Oct 28, 2026, 12:30 AM ET)

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It affects Qualcomm, Inc. Snapdragon and 59 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Qualcomm, Inc. Snapdragon

Exploited in the last 30 days

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

CVSS: 7.6 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-126
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: qualcomm
NVD analysis: Analyzed
Record last updated: Apr 6, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Qualcomm, Inc. Snapdragon qualcomm:snapdragon (from the name)	AR8035; Cologne; FastConnect 6200; FastConnect 6700; FastConnect 6900; FastConnect 7800; FWA Gen 3 Ultra Platform; G2 Gen 1; and 95 more ranges	CNA record
qualcomm ar8035_firmware qualcomm:ar8035_firmware	all versions	NVD
qualcomm cologne_firmware qualcomm:cologne_firmware	all versions	NVD
qualcomm fastconnect_6200_firmware qualcomm:fastconnect_6200_firmware	all versions	NVD
qualcomm fastconnect_6700_firmware qualcomm:fastconnect_6700_firmware	all versions	NVD
qualcomm fastconnect_6900_firmware qualcomm:fastconnect_6900_firmware	all versions	NVD
qualcomm fastconnect_7800_firmware qualcomm:fastconnect_7800_firmware	all versions	NVD
qualcomm fwa_gen_3_ultra_firmware qualcomm:fwa_gen_3_ultra_firmware	all versions	NVD
qualcomm g2_gen_1_firmware qualcomm:g2_gen_1_firmware	all versions	NVD
qualcomm milos_firmware qualcomm:milos_firmware	all versions	NVD
1–10 of 60

References

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.