CVE-1999-1553

High CVSS 10

Published 1999-05-01 · last changed 2026-06-16

The fix

We hold no Microsoft remediation data for CVE-1999-1553, which normally means it is not a Windows CVE. For non-Microsoft software the fix is the vendor's own updated release, and the affected versions are listed below.

What it is

Buffer overflow in XCmail 0.99.6 with autoquote enabled allows remote attackers to execute arbitrary commands via a long subject line.

Sources

NVD record for CVE-1999-1553

CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C