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CVE-2026-98890VulnerabilityPublished Updated

Microsoft · wifi: libertas: reject short monitor TX frames

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98890· Medium

Not known to be exploited · fixed in d865dd6de8295f2bfaa83f0f5d49d2bef1543065 : update Microsoft when convenient.

Data as of 2 Nov 2026, 10:58 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
EPSS
0.1% chance of exploitation in 30 days – higher than 8% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in d865dd6de8295f2bfaa83f0f5d49d2bef1543065, cdcfd662c67833d89ee3d912efde2eb67c8a7326, b657cc98d7936c5d9ed7e0e1944ad0e1f36375bb +4

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 876c9d3aeb989cf1961f2c228d309ba5dcfb1172, < d865dd6de8295f2bfaa83f0f5d49d2bef1543065
Fixed in
  • d865dd6de8295f2bfaa83f0f5d49d2bef1543065
LinuxLinuxAffected
  • ≥ 876c9d3aeb989cf1961f2c228d309ba5dcfb1172, < cdcfd662c67833d89ee3d912efde2eb67c8a7326
Fixed in
  • cdcfd662c67833d89ee3d912efde2eb67c8a7326
LinuxLinuxAffected
  • ≥ 876c9d3aeb989cf1961f2c228d309ba5dcfb1172, < b657cc98d7936c5d9ed7e0e1944ad0e1f36375bb
Fixed in
  • b657cc98d7936c5d9ed7e0e1944ad0e1f36375bb
LinuxLinuxAffected
  • ≥ 876c9d3aeb989cf1961f2c228d309ba5dcfb1172, < 6576baa3fdbaa91fa75e4ba27095f4b8a27349a8
Fixed in
  • 6576baa3fdbaa91fa75e4ba27095f4b8a27349a8
LinuxLinuxAffected
  • ≥ 876c9d3aeb989cf1961f2c228d309ba5dcfb1172, < 443fac3de65c76544b450b9f9903be8989150d55
Fixed in
  • 443fac3de65c76544b450b9f9903be8989150d55
LinuxLinuxAffected
  • ≥ 876c9d3aeb989cf1961f2c228d309ba5dcfb1172, < 68c92c991ddb75dfd3fd62a94a1d4d2dde44dc3c
Fixed in
  • 68c92c991ddb75dfd3fd62a94a1d4d2dde44dc3c

Description

This vulnerability concerns the WiFi libertas driver rejecting short monitor TX frames. The provided information is minimal and does not detail the nature or impact of the vulnerability. No CVSS score or exploit details are available. The affected versions are 3.0 and 4.0 of the Microsoft product referenced.

References

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