CVE detail
CVE-2026-45490
Improper authorization in .NET 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 19.5 · diversity 19.5 · 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
6 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 - https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45490.jsonsecurity.access.redhat.com
No excerpt available.
Vendor Advisorysecurity.access.redhat.comJun 9, 2026, 5:17 PM - https://bugzilla.redhat.com/show_bug.cgi?id=2487184bugzilla.redhat.com
No excerpt available.
Exploitbugzilla.redhat.comJun 9, 2026, 5:17 PM - https://access.redhat.com/security/cve/CVE-2026-45490access.redhat.com
No excerpt available.
Vendor Advisoryaccess.redhat.comJun 9, 2026, 5:17 PM Improper authorization in .NET 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
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