MinorCritical vulnerability
CVE-2026-124170 (CVSS 7.5)
NVD · officialPublished Nov 10, 2026Risk 23/100
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
Technical details
CVSS
7.5
AV:NetworkAC:HighPR:NoneUI:RequiredC:HighI:HighA:High
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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