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CVE-2000-0621 — HIGH severity vulnerability (Microsoft Outlook 98 and 2000, and Outlook Express 4.0x and)

Microsoft Outlook 98 and 2000, and Outlook Express 4.0x and 5.0x, allow remote attackers to read files on the client's system via a malformed HTML message that stores files outside of the cache, aka the "Cache Bypass" vulnerability.

CVE IDCVE-2000-0621
SeverityHIGH
CVSS score7.5
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
CWENVD-CWE-Other
StatusModified
Published2000-07-20
Last modified2026-04-16
DescriptionMicrosoft Outlook 98 and 2000, and Outlook Express 4.0x and 5.0x, allow remote attackers to read files on the client's system via a malformed HTML message that stores files outside of the cache, aka the "Cache Bypass" vulnerability.
SourceNIST National Vulnerability Database

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