CVE-1999-0871

Low

Published: 04/09/1998(UTC)Updated: 16/06/2026(UTC)Translated: 18/06/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Very high risk

12.16%

96th percentile — higher than 96% of all known CVEs

Internet Explorer 4.0 and 4.01 allow a remote attacker to read files via IE's cross frame security, aka the 'Cross Frame Navigate' vulnerability.

This vulnerability may lead to unauthorized access to sensitive user data, posing a significant security threat to the organization.

It is recommended to update Internet Explorer to a newer version to mitigate the risks associated with this vulnerability.

Original NVD description (English source)

Internet Explorer 4.0 and 4.01 allow a remote attacker to read files via IE's cross frame security, aka the "Cross Frame Navigate" vulnerability.