CVE-2021-34501High· 7.8▾ Abyssal0dayMicrosoft Excel Remote Code Execution Vulnerability
▾ Abyssal zone — Critical with a public exploit or in-the-wild use
impact 42.9 · likelihood 10.3 · exploitation 25
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Exploit-prediction probability, daily snapshots since Aug 10.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
53%
Microsoft Excel Remote Code Execution Vulnerability
365_appsexcel = 2013excel = 2016office = 2019office_online_serverRefer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2025-62563High· 7.8Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62564High· 7.8Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62557High· 8.4Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2025-62560High· 7.8Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62561High· 7.8Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62553High· 7.8Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.