CVE-2019-25364

9.3 criticalEPSS 1.0%

Critical (9.3) in tabslab mailcarrier. EPSS 1.0% chance of exploitation in the next 30 days.

MailCarrier 2.51 contains a buffer overflow vulnerability in the POP3 USER command that allows remote attackers to execute arbitrary code. Attackers can send a crafted oversized buffer to the POP3 service, overwriting memory and potentially gaining remote system access.

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: 1.0% chance of exploitation in the next 30 days; higher than 61% of CVEs (scores of 2026-10-31)
CWE: CWE-121
Published: 2026-02-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

tabslab:mailcarrier

References

https://www.exploit-db.com/exploits/47554
https://www.tabslab.com/
https://www.vulncheck.com/advisories/win-mailcarrier-pop-user-remote-buffer-overflow

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