Description
Security Point (Windows) of MaLion and MaLionCloud contains a heap-based buffer overflow vulnerability in processing Content-Length. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege.
References (2)
Core 2
Core References
Various Sources
https://www.intercom.co.jp/information/2025/1125.html
Third Party Advisory
https://jvn.jp/en/jp/JVN76298784/
Scores
CVSS v3
9.8
EPSS
0.0027
EPSS Percentile
50.0%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-122
Status
published
Products (2)
Intercom, Inc./Security Point (Windows) of MaLion
prior to Ver.7.1.1.9
Intercom, Inc./Security Point (Windows) of MaLionCloud
prior to Ver.7.2.0.1
Published
Nov 25, 2025
Tracked Since
Feb 18, 2026