CVE-2026-32170: Windows Rich Text Edit Elevation of Privilege Vulnerability
Double free in Windows Rich Text Edit allows an authorized attacker to elevate privileges locally.
Other sources
Windows Rich Text Edit Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26079Patch KB5087470 - Upgrade
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Fixed in 10.0.14393.9140Patch KB5087537 - Upgrade
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Fixed in 6.3.9600.23181Patch KB5087471 - Upgrade
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Fixed in 10.0.28000.2113Patch KB5089548 - Upgrade
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Fixed in 10.0.26100.32860Fixed in 10.0.26100.32772Patch KB5087423 - Upgrade
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Fixed in 10.0.25398.2330Patch KB5087541 - Upgrade
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Fixed in 10.0.26100.8457Fixed in 10.0.26100.8390Patch KB5089466 - Upgrade
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Fixed in 10.0.26200.8457Fixed in 10.0.26200.8390Patch KB5089466 - Upgrade
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Fixed in 10.0.22631.7219Patch KB5093998 - Upgrade
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Fixed in 10.0.22631.7079Patch KB5087420 - Upgrade
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Fixed in 10.0.19045.7417Patch KB5094127 - Upgrade
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Fixed in 10.0.17763.8755Patch KB5087538 - Upgrade
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Fixed in 10.0.19044.7291Patch KB5087544 - Upgrade
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Fixed in 10.0.20348.5139Fixed in 10.0.20348.5074Patch KB5087424
Event History
Frequently Asked Questions
What is the severity of CVE-2026-32170?
CVE-2026-32170 has a severity rating that indicates it can allow an authorized attacker to elevate privileges locally.
How do I fix CVE-2026-32170?
To fix CVE-2026-32170, apply the appropriate security updates or patches provided by Microsoft for your affected version of Windows.
Which systems are affected by CVE-2026-32170?
CVE-2026-32170 affects multiple Microsoft Windows products, including Windows Server 2012, 2016, 2019, and various versions of Windows 10 and 11.
What can attackers do if they exploit CVE-2026-32170?
If exploited, an attacker could gain elevated privileges, potentially allowing them to perform unauthorized actions on the affected system.
Is there a workaround for CVE-2026-32170?
There are no documented workarounds for CVE-2026-32170, so patching is the recommended mitigation.