CVE-2026-55947info

Summary

by MITRE • 07/14/2026

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

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An in-depth analysis is available in our curated vulnerability entry.

Disclosure

07/14/2026

Moderation

in review

EPSS

0.00000

KEV

no

Activities

very low

Sources

MITREhttps://www.cve.org/CVERecord?id=CVE-2026-55947
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-55947
CVE Detailshttps://www.cvedetails.com/cve/CVE-2026-55947/

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