CVE tracker / CVE-2026-69469

CVE-2026-69469

CVE-2026-69469 is the Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege Vulnerability. Microsoft rates it Important, CVSS 6.6. It is not in CISA's Known Exploited Vulnerabilities catalog. Published September 8, 2026.

Risk summary

MediumElevation of Privilege
6.6
CVSS v3 base
0.5%
EPSS: chance of exploitation in 30 days
Medium
Severity
Important
Microsoft's rating
Less Likely
Microsoft: exploitation
No
In CISA KEV

Microsoft describes it: “Integer overflow or wraparound in Windows USB Audio Class driver (usbaudio.sys) allows an unauthorized attacker to elevate privileges with a physical attack.”

How to fix it

Microsoft lists 22 affected products and the update that fixes each:

What Microsoft changed

Details

Weakness
CWE-190: Integer Overflow or Wraparound
Publicly disclosed (Microsoft)
No
Exploited (Microsoft)
No
Known exploited (CISA KEV)
Not listed
Published
September 8, 2026
Last revised
September 8, 2026

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References

Microsoft Security Update Guide NVD CVE record CWE

From Microsoft, CISA, NVD and FIRST data; the Microsoft details were read when this page was opened. Check the references above before you act.