Microsoft · wifi: cw1200: fix TX padding OOB read leaking heap data to device
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in b66539a4dab128fafaad736b53ce15c19d14d561 : patch Microsoft soon.
Data as of 7 Nov 2026, 13:47 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in b66539a4dab128fafaad736b53ce15c19d14d561, b0e97bd40e0c2cb1a3530ef8f6250aacf3224515, a7eae7547ae1443bfbca2cb90d3ef5e501d6445c +5
Exploitation evidence
Disclosed: evidence found.
CVE published 18 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 7 Nov 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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Description
A vulnerability identified as CVE-2026-98711 affects Microsoft products, specifically versions 3.0 and 4.0. It involves an out-of-bounds (OOB) read in the wifi cw1200 driver related to TX padding, which can leak heap data to the device. The vulnerability has been published but lacks detailed technical or impact information and no CVSS score is available.