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CVE DATABASE  /  CVE-1999-1055

CVE-1999-1055

CVSS 7.5 · HIGH

Summary

Microsoft Excel 97 does not warn the user before executing worksheet functions, which could allow attackers to execute arbitrary commands by using the CALL function to execute a malicious DLL, aka the Excel "CALL Vulnerability."

CVSS 2.0 breakdown

Base score7.5 (HIGH)
VectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Attack vectorNETWORK
Attack complexityLOW
ConfidentialityPARTIAL
IntegrityPARTIAL
AvailabilityPARTIAL

Affected products

Microsoft excel
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References

Data: NIST NVD. NVD last modified 2026-04-16. Always verify against the vendor advisory before acting.

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