Microsoft · fsnotify: prevent mark additions during connector teardown
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in 952501bfc6e5e654ac4a17ec9d90c1ec614bd9f1 : update Microsoft when convenient.
Data as of 29 Oct 2026, 11:35 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in 952501bfc6e5e654ac4a17ec9d90c1ec614bd9f1, 472589eacdf10b5f9bd10b333957ed5291b2544b, 36ebddca56b9d8993d6dc984fdecc748ee1f5e06
Exploitation evidence
Disclosed: evidence found.
CVE published 28 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 29 Oct 2026.
What to do
Upgrade Linux to 952501bfc6e5e654ac4a17ec9d90c1ec614bd9f1, 472589eacdf10b5f9bd10b333957ed5291b2544b or 36ebddca56b9d8993d6dc984fdecc748ee1f5e06.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in– |
Debiandebian/linuxpkg:deb/debian/linuxOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
CVE-2026-99175 is a vulnerability in Microsoft software related to the fsnotify component, specifically concerning prevention of mark additions during connector teardown. The available information is limited and does not include technical details, impact, or exploit status.