Buffer overflow in Crashmail
CVE-2018-25223
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.
Vulnerability class: Buffer Overflow
EPSS: 0.009 (55.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Crashmail — versions 1.6
- Ftnapps Crashmail_ii
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Exploit, VDB Entry, exploit)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (product, Not Applicable)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2018-25223?
- CVE-2018-25223 is a critical-severity vulnerability in Crashmail, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2026-03-28.
- How severe is CVE-2018-25223?
- Critical severity. CVSS v3 base score is 9.8 out of 10.