CVE Database · CVE-2025-67896
CVSS v3.1
7.0
EPSS
0.40%
Published
Dec 14, 2025
Modified
Dec 22, 2025
Public PoC / Exploit (1)
All weaponized →Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Exim before 4.99.1, with certain non-default rate-limit configurations, allows a remote heap-based buffer overflow because database records are cast directly to internal structures without validation.
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:LWeaknesses (CWE)
Affected Products (1)
References (5)