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Vulnerability record · CVE-1999-0512 · published 1 January 1999
CVE-1999-0512: A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.
A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.
10.0 CVSS 2.0 High EPSS 12% · top 3.9%
10.0CVSS 2.0 base score
12%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD
Description
A mail server is explicitly configured to allow SMTP mail relay, which allows abuse by spammers.
AV:N/AC:L/Au:N/C:C/I:C/A:C
References
Track CVE-1999-0512 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Source: NIST National Vulnerability Database (record CVE-1999-0512), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.
