Microsoft · thunderbolt: Reject oversized XDomain properties responses
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in b270c1074860de74da0d6b5250fb06b359b9d509 : update Microsoft when convenient.
Data as of 28 Oct 2026, 09:14 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- Patch
- Available – fixed in b270c1074860de74da0d6b5250fb06b359b9d509, a766a86ff48acee76aeb8e2575771040749e509d, 80756e263846ab694984e749e8c626897331438f +2
Exploitation evidence
Disclosed: evidence found.
CVE published 18 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| 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– |
Description
This vulnerability, identified as CVE-2026-98687, relates to the handling of oversized XDomain properties responses in Microsoft software versions 3.0 and 4.0. The advisory references Microsoft's support lifecycle but does not provide detailed technical information or impact specifics.