CVE-2019-25646

9.3 criticalEPSS 0.9%

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.

Severity

CVSS 4.0

9.3 critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 60% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-03-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tabslab:mailcarrier

References

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

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