CVE-2026-45459
Microsoft Excel Security Feature Bypass Vulnerability
Published: Jun 9, 2026Updated: Jun 11, 2026 Sources: CVE List NVD
3.3CVSS
LOWProtection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
EPSS Score
0.1%
Top 81.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
CVSS Vector Breakdown
Exploitability
AV:LAttack VectorLocal
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:RUser InteractionRequired
Scope
S:UScopeUnchanged
Impact
C:LConfidentialityLow
I:NIntegrityNone
A:NAvailabilityNone
Weaknesses
Affected Products
and 4 more affected products View all →
Exploitability
Official Patch Available
References
Timeline
Published
Jun 9, 2026
Last Updated
Jun 11, 2026
News mentions
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