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CVE-2026-99180VulnerabilityPublished

Microsoft · unicode: free the map after a grace period

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-99180· High

Not known to be exploited · fixed in a96c5299bd7305eb984377681eb3222a57376405 : patch Microsoft soon.

Data as of 29 Oct 2026, 11:33 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in a96c5299bd7305eb984377681eb3222a57376405, 6560c3d9a6925e3747d9ad8463e16010c31ba715, 2b54d3c971a1e5df3c9b0bcc10311ae6c29e79d8

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 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 29 Oct 2026.

What to do

Upgrade Linux to a96c5299bd7305eb984377681eb3222a57376405, 6560c3d9a6925e3747d9ad8463e16010c31ba715 or 2b54d3c971a1e5df3c9b0bcc10311ae6c29e79d8.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ b886ee3e778ec2ad43e276fd378ab492cf6819b7, < a96c5299bd7305eb984377681eb3222a57376405
Fixed in
  • a96c5299bd7305eb984377681eb3222a57376405
LinuxLinuxAffected
  • ≥ b886ee3e778ec2ad43e276fd378ab492cf6819b7, < 6560c3d9a6925e3747d9ad8463e16010c31ba715
Fixed in
  • 6560c3d9a6925e3747d9ad8463e16010c31ba715
LinuxLinuxAffected
  • ≥ b886ee3e778ec2ad43e276fd378ab492cf6819b7, < 2b54d3c971a1e5df3c9b0bcc10311ae6c29e79d8
Fixed in
  • 2b54d3c971a1e5df3c9b0bcc10311ae6c29e79d8
LinuxLinuxAffected
  • =5.2
Fixed in–

Description

CVE-2026-99180 is a published vulnerability affecting Microsoft product version 3.0. The available information does not provide technical details about the nature of the vulnerability, its impact, or exploitation methods.

References

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