CVE detail
CVE-2026-42984
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 13.9 · diversity 8.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
3 source links · newest first
y to respond without out-of-cycle patches. At time of writing, Microsoft has provided mitigation advice and patches for CVE-2026-33825 , CVE-2026-45585 , CVE-2026-45498 , and CVE-2026-41091 , leaving only two elevation of privilege vulnerabilities unpatched, known as MiniPlasma and GreenPlasma. However, a recent blog post by Nightmare Eclipse with the
vendorwww.rapid7.comJun 9, 2026, 9:04 PM- The June 2026 Security Update ReviewZero Day Initiative
loser look at some of the more interesting updates for this month, starting with the bug being exploited in the wild. - CVE-2026-41091 - Microsoft Defender Elevation of Privilege Vulnerability Since Microsoft doesn’t provide info on how widespread exploitation is, we must read some tea leaves. For this patch, several different people were acknowledged,
vendorwww.thezdi.comJun 9, 2026, 6:12 PM Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
vendormsrc.microsoft.comJun 9, 2026, 2:00 PM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
Related records
Similar CVEs
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Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
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Use after free in Windows WebView allows an authorized attacker to elevate privileges locally.
- CVE-2026-48583CVSS 7.8 · High
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2026-48563CVSS 7.5 · High
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
- CVE-2026-47653CVSS 8.8 · High
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
- CVE-2026-45653CVSS 7.0 · High
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.