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Vulnerabilities

Vulnerability · CVE-2026-21367

Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

Published Apr 6, 2026 · catalog updated Jun 17, 2026 · ar8035 firmware

Check if you run it

No confirmed exploitation is on record for CVE-2026-21367. EPSS is 0.20%. Act only if a listed version of ar8035 firmware is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.20%
Remediation
Advisory link
Affected products
cpe qualcomm/ar8035 firmware · cpe qualcomm/cologne firmware · cpe qualcomm/csr8811 firmware · cpe qualcomm/fastconnect 6200 firmware · cpe qualcomm/fastconnect 6700 firmware · cpe qualcomm/fastconnect 6900 firmware

Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe qualcomm/ar8035 firmwareversion unspecified
  • cpe qualcomm/cologne firmwareversion unspecified
  • cpe qualcomm/csr8811 firmwareversion unspecified
  • cpe qualcomm/fastconnect 6200 firmwareversion unspecified
  • cpe qualcomm/fastconnect 6700 firmwareversion unspecified
  • cpe qualcomm/fastconnect 6900 firmwareversion unspecified
  • cpe qualcomm/fastconnect 7800 firmwareversion unspecified
  • cpe qualcomm/fwa gen 3 ultra firmwareversion unspecified
  • cpe qualcomm/g2 gen 1 firmwareversion unspecified
  • cpe qualcomm/immersive home 214 platform firmwareversion unspecified
  • cpe qualcomm/immersive home 216 platform firmwareversion unspecified
  • cpe qualcomm/immersive home 316 platform firmwareversion unspecified

How to fix CVE-2026-21367

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-21367. EPSS is 0.20%. Act only if a listed version of ar8035 firmware is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-126. EPSS 0.20%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 6, 2026 · NIST NVD

    Detected

    Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

  2. Jun 17, 2026 · NIST NVD

    Updated

    Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

Sources

  • CVE.orgVulnerability recordCVE-2026-21367

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-21367

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-21367

    Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.