CVE-2018-25223

Crashmail 1.6 Stack-based Buffer Overflow Remote Code Execution

Crashmail 1.6 contains a stack-based buffer overflow vulnerability that allows remote attackers to execute arbitrary code by sending malicious input to the application. Attackers can craft payloads with ROP chains to achieve code execution in the application context, with failed attempts potentially causing denial of service.

Affected

crashmail · Crashmail

CVSS v4.0 VULNCHECK

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULNCHECK

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

EPSS

0.88% chance of exploitation in the next 30 days, 59th percentile

Published

2026-03-28

Updated

2026-10-01

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/44331

Security advisories

• https://www.vulncheck.com/advisories/crashmail-stack-based-buffer-overflow-remote-code-ex…
• http://ftnapps.sourceforge.net/crashmail.html

References

• CVE Record
• NVD entry