Microsoft · mmc: vub300: fix use-after-free on probe failure
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in face65f80c6946c631ca3490b4ebd2c016a4fd2c : update Microsoft when convenient.
Data as of 7 Nov 2026, 12:32 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in face65f80c6946c631ca3490b4ebd2c016a4fd2c, a3b5f242997a3be7404112fd48784881560aea57, 618cf6b139503ec18ef93ffd663396aaf99b763a +10
Exploitation evidence
Disclosed: evidence found.
CVE published 15 Aug 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 |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
|
| LinuxLinux | Affected
| Fixed in– |
Description
A use-after-free vulnerability was identified in the Microsoft component 'mmc: vub300' during probe failure. This flaw could potentially lead to memory corruption issues. The vulnerability is tracked as CVE-2026-72073 and affects version 3.0 of the product. No CVSS score or detailed impact information is provided. No known exploits are reported in the wild.