Skip to content

RadicalNotion.AI

We do not sell or share your personal information

© 2026 RadicalNotion.AI

Security Data

CWE Directory
CAPEC Directory
CNA Directory
CNA Report Cards
Data Sources

Calculators

CVSS Calculator
CVSS 4.0
CVSS 3.1
CVSS 3.0
CVSS 2.0

Platform

My Vulnerabilities
Insights
Notifications
Account
Pricing

Learn

All guides
What is a CVE?
What is CVSS?
The CISA KEV catalog
What is EPSS?

Company

About us
Blog
Book a demo

Get Started

Sign up
Log in

Legal

Privacy
Terms

Security data

Weaknesses (CWE)The MITRE CWE weakness catalog
Attack Patterns (CAPEC)MITRE CAPEC attack patterns
CNAsNumbering authorities + report cards
VendorsVulnerabilities by vendor

Tools

CVSS CalculatorScore CVSS 4.0, 3.1, 3.0 & 2.0

Resources

LearnPlain-English security guides
Data SourcesHow we source CVE data

About Us Blog Pricing Book a Demo

Log in

Home
Vendors
Qualcomm
Wcn6851 Firmware

qualcomm wcn6851 firmware Vulnerabilities: CVEs, CISA KEV & Security Advisories

436 CVEs

4 in CISA KEV

qualcomm wcn6851 firmware Vulnerabilities

CVE security advisories and vulnerability history for wcn6851 firmware by qualcomm.

436

Total CVEs

Published

4

In CISA KEV

Exploited in the wild

7

Public exploits

With known exploit

7.8

Avg CVSS

2021–2024

Last updated November 22, 2024

Overview

qualcomm wcn6851 firmware has 436 published CVE records since 2021, of which 4 are in CISA's Known Exploited Vulnerabilities catalog and 7 have a known public exploit. The average CVSS base score across scored CVEs is 7.8.

This page aggregates every publicly disclosed vulnerability (CVE) affecting qualcomm wcn6851 firmware, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.

Severity and exploitation

How the CVSS severity of qualcomm wcn6851 firmware's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical40

High267

Medium75

Low0

54 additional CVEs have no CVSS severity score.

In CISA’s Known Exploited Vulnerabilities catalog

4

4 of qualcomm wcn6851 firmware's CVEs are confirmed exploited in the wild.

Public exploits

7

7 of qualcomm wcn6851 firmware's CVEs have a known public exploit available.

Affected versions and CVEs

Browse every qualcomm wcn6851 firmware version named in a CVE, then pick one to see only the CVEs that affect it.

No specific affected versions are recorded for qualcomm wcn6851 firmware; the CVEs below apply to the product without a version pin.

436 CVEs

Sort

Medium vulnerability · 2024-11-22
CVE-2021-30299
Patch
CWE-20
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2024-11-22
Medium vulnerability · 2023-09-05
CVE-2023-21667CWE-126
Medium · CVSS 6.5
EPSS 0.1% (24th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2023-21664CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21663CWE-119
Medium · CVSS 6.7
EPSS 0.0% (6th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2023-21662CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21655
Patch
CWE-190
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21654CWE-119
Medium · CVSS 6.7
EPSS 0.0% (6th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2023-21646CWE-617
High · CVSS 7.5
EPSS 0.1% (29th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21644
Patch
CWE-680
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21636CWE-129
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2022-40524CWE-126
Medium · CVSS 6.7
EPSS 0.0% (6th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2022-33220CWE-126
Medium · CVSS 5.1
EPSS 0.0% (6th pct)2023-09-05
High vulnerability · 2023-08-08
CVE-2023-22666CWE-190
High · CVSS 8.4
EPSS 0.1% (20th pct)2023-08-08
High vulnerability · 2023-08-08
CVE-2023-21652
Patch
CWE-320
High · CVSS 7.7
EPSS 0.1% (18th pct)2023-08-08
Incorrect Type Conversion or Cast in Core
CVE-2023-21651
Patch
CWE-704
Critical · CVSS 9.3
EPSS 0.1% (19th pct)2023-08-08
Medium vulnerability · 2023-08-08
CVE-2023-21650CWE-129
Medium · CVSS 6.7
EPSS 0.0% (13th pct)2023-08-08
Medium vulnerability · 2023-08-08
CVE-2023-21649
Patch
CWE-120
Medium · CVSS 6.7
EPSS 0.0% (13th pct)2023-08-08
Medium vulnerability · 2023-08-08
CVE-2023-21647CWE-20
Medium · CVSS 6.5
EPSS 0.3% (51th pct)2023-08-08
Medium vulnerability · 2023-08-08
CVE-2023-21627CWE-20
Medium · CVSS 6.7
EPSS 0.0% (12th pct)2023-08-08
High vulnerability · 2023-08-08
CVE-2023-21626CWE-320
High · CVSS 7.1
EPSS 0.1% (19th pct)2023-08-08
Critical vulnerability · 2023-08-08
CVE-2022-40510
Patch
CWE-457
Critical · CVSS 9.8
EPSS 0.2% (37th pct)2023-08-08
High vulnerability · 2023-03-07
CVE-2022-40540CWE-120
High · CVSS 8.4
EPSS 0.1% (27th pct)2023-03-07
Improper Validation of Array Index in Bluetooth HOST
CVE-2022-40537CWE-129
High · CVSS 7.3
EPSS 0.3% (54th pct)2023-03-07
High vulnerability · 2023-03-07
CVE-2022-40535CWE-126
High · CVSS 7.5
EPSS 0.4% (58th pct)2023-03-07
Incorrect type conversion in WLAN
CVE-2022-40531CWE-704
High · CVSS 8.4
EPSS 0.1% (30th pct)2023-03-07
High vulnerability · 2023-03-07
CVE-2022-40530CWE-680
High · CVSS 8.4
EPSS 0.1% (31th pct)2023-03-07
High vulnerability · 2023-03-07
CVE-2022-40527CWE-617
High · CVSS 7.5
EPSS 0.4% (58th pct)2023-03-07
High vulnerability · 2023-03-07
CVE-2022-40515
Patch
CWE-415
High · CVSS 7.3
EPSS 0.3% (54th pct)2023-03-07
High vulnerability · 2023-03-07
CVE-2022-33278CWE-120
High · CVSS 7.8
EPSS 0.1% (32th pct)2023-03-07
High vulnerability · 2023-03-07
CVE-2022-33272CWE-617
High · CVSS 7.5
EPSS 0.4% (58th pct)2023-03-07

Showing 30 of 436

Common weakness types

The CWE weakness categories most often found in qualcomm wcn6851 firmware CVEs. Follow any weakness for its full explanation.

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')14 CVEs
CWE-125Out-of-bounds Read12 CVEs
CWE-617Reachable Assertion9 CVEs
CWE-787Out-of-bounds Write8 CVEs
CWE-416Use After Free8 CVEs
CWE-129Improper Validation of Array Index7 CVEs
CWE-126Buffer Over-read7 CVEs
CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer6 CVEs

Disclosure activity by year

How many qualcomm wcn6851 firmware CVEs were published each year.

2021

181

2022

182

2023

72

2024

1

Other qualcomm products

Browse vulnerabilities for other products by qualcomm.

wcd93801,205 CVEs wcd9380 firmware1,171 CVEs wsa88301,137 CVEs wsa88351,136 CVEs wcd93851,116 CVEs qca6574au1,105 CVEs wsa8830 firmware1,105 CVEs wsa8835 firmware1,104 CVEs

All qualcomm vulnerabilities

Frequently asked questions

Common questions about qualcomm wcn6851 firmware vulnerabilities.

How many CVEs does qualcomm wcn6851 firmware have?

qualcomm wcn6851 firmware has 436 published CVE records since 2021.

How many qualcomm wcn6851 firmware CVEs are in CISA KEV?

Yes — 4 of qualcomm wcn6851 firmware's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.

Are there public exploits for qualcomm wcn6851 firmware vulnerabilities?

Yes — 7 of qualcomm wcn6851 firmware's CVEs have a known public exploit.

What are the most common weakness types in qualcomm wcn6851 firmware CVEs?

qualcomm wcn6851 firmware's CVEs most often map to these CWE weakness types: CWE-120 (Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')), CWE-125 (Out-of-bounds Read), CWE-617 (Reachable Assertion), CWE-787 (Out-of-bounds Write).

How many critical qualcomm wcn6851 firmware vulnerabilities are there?

qualcomm wcn6851 firmware has 40 critical and 267 high-severity CVEs.

What is the average severity of qualcomm wcn6851 firmware CVEs?

The average CVSS base score across qualcomm wcn6851 firmware's scored CVEs is 7.8.

References

All qualcomm vulnerabilities
The MITRE CVE Program (opens in a new tab)
Learn: What is a CVE?
CWE directory: the weakness types these CVEs map to

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

Track qualcomm wcn6851 firmware vulnerabilities

Monitor new qualcomm wcn6851 firmware vulnerabilities as they are disclosed, with AI-written analysis and remediation guidance.

Start free See pricing

On this page

Overview
Severity and exploitation
Affected versions and CVEs
Common weakness types
Disclosure activity
Other products
FAQ
References