CVE-2019-25646

Tabs Mail Carrier 2.5.1 contains a buffer overflow vulnerability in the MAIL FROM SMTP command that allows remote attackers to execute arbitrary code by sending a crafted MAIL FROM parameter. Attackers can connect to the SMTP service on port 25 and send a malicious MAIL FROM command with an oversized buffer to overwrite the EIP register and execute a bind shell payload.

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - disclosure@vulncheck.com

Published

2026-03-24

Last modified

2026-07-15

Weaknesses

CWE-787

Affected products

• Mailcarrier (Tabslab)

References

• https://www.exploit-db.com/exploits/46547
• https://www.vulncheck.com/advisories/tabs-mail-carrier-buffer-overflow-via-mail-from