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CVE-2026-26107
HIGH7.8
Description
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE Details
CVSS v3.1 Score7.8
SeverityHIGH
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorLOCAL
ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
Published3/10/2026
Last Modified3/13/2026
Sourcenvd
Honeypot Sightings0
Affected Products
microsoft:365_appsmicrosoft:excelmicrosoft:officemicrosoft:office_long_term_servicing_channelmicrosoft:office_online_server
Weaknesses (CWE)
CWE-416
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26107(secure@microsoft.com)
IOC Correlations
No correlations recorded
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