What’s Vulnerable › Vulnerabilities

CVE-1999-0877

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 17.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2000-01-04 · updated 2026-06-16
• Weakness: CWE-200

Description

Internet Explorer 5 allows remote attackers to read files via an ExecCommand method called on an IFRAME.

Affected products

• Microsoft Internet Explorer 11: 4.01, 4.01-sp1, 5.0

References

• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ243638
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-042
• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ243638
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-042

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