CVE detail
CVE-2026-45583
Improper control of generation of code ('code injection') in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
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 16.1 · diversity 9.5 · 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
4 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 PMication denial-of-service, and arbitrary code execution. Zero-day Vulnerabilities Patched in June Patch Tuesday Edition CVE-2026-49160: HTTP.sys Denial of Service Vulnerability Uncontrolled resource consumption in HTTP/2 could allow an unauthenticated attacker to deny service over a network. CVE-2026-45586: Windows Collaborative Translation Framework (
vendorblog.qualys.comJun 9, 2026, 8:52 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 Improper control of generation of code ('code injection') in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
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
6 related CVEs with shared weakness or product evidence
- CVE-2021-31198CVSS 7.8 · High
Microsoft Exchange Server Remote Code Execution Vulnerability
- CVE-2012-4791CVSS 3.5 · Low
Microsoft Exchange Server 2007 SP3 and 2010 SP1 and SP2 allows remote authenticated users to cause a denial of service (Information Store service hang) by subscribing to a crafted…
- CVE-2026-55009CVSS 7.8 · High
Deserialization of untrusted data in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.
- CVE-2026-55008CVSS 9.6 · Critical
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a networ…
- CVE-2026-55006CVSS 7.8 · High
Insufficient granularity of access control in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.
- CVE-2026-55005CVSS 8.8 · High
Heap-based buffer overflow in Microsoft Exchange Server allows an authorized attacker to execute code over a network.