CVE-2026-45497
Microsoft M365 Copilot Remote Code Execution Vulnerability
Published: Jun 4, 2026Updated: Jun 8, 2026 Sources: CVE List NVD
7.7CVSS
HIGHImproper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an authorized attacker to execute code over a network.
EPSS Score
0.1%
Top 76.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:HAttack ComplexityHigh
PR:LPrivileges RequiredLow
UI:NUser InteractionNone
Scope
S:CScopeChanged
Impact
C:HConfidentialityHigh
I:LIntegrityLow
A:LAvailabilityLow
Weaknesses
Affected Products
Attack Graph
Products CVE Techniques Tactics
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Exploitability
Official Patch Available
MITRE ATT&CK
1 technique Execution
References
Timeline
Published
Jun 4, 2026
Last Updated
Jun 8, 2026
News mentions
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