Windows UPnP Device Host Elevation of Privilege Vulnerability
CVE-2026-32075 is an elevation-of-privilege vulnerability in Windows Universal Plug and Play (UPnP) Device Host caused by a use-after-free condition. According to Microsoft, the flaw allows a locally authenticated attacker to trigger memory corruption in the UPnP Device Host component after an object has been freed and subsequently reused. The issue is exploitable locally and does not require user interaction. Microsoft classifies it as Important and notes that exploitation can result in privilege escalation from a low-privileged context to administrator privileges.
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A Windows UPnP Device Host elevation of privilege vulnerability.
A local elevation of privilege vulnerability in Windows Universal Plug and Play (UPnP) Device Host caused by a use-after-free condition, allowing an authorized attacker to gain administrator privileges.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.