What’s Vulnerable › Vulnerabilities

CVE-1999-0766

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2000-01-04 · updated 2026-06-16
• Weakness: CWE-16

Description

The Microsoft Java Virtual Machine allows a malicious Java applet to execute arbitrary commands outside of the sandbox environment.

Affected products

• Microsoft Java Virtual Machine: all versions

References

• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ240346
• http://www.securityfocus.com/bid/600
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-031
• http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3BQ240346
• http://www.securityfocus.com/bid/600
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-031

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