Buffer overflow in Intercom, Inc. Security Point (Windows) Of Malion
CVE-2025-62691
Security Point (Windows) of MaLion and MaLionCloud contains a stack-based buffer overflow vulnerability in processing HTTP headers. Receiving a specially crafted request from a remote unauthenticated attacker could lead to arbitrary code execution with SYSTEM privilege.
Vulnerability class: Buffer Overflow
EPSS: 0.007 (48.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Intercom, Inc. Security Point (Windows) Of Malion — versions prior to Ver.7.1.1.9
- Intercom, Inc. Security Point (Windows) Of Malioncloud — versions prior to Ver.7.2.0.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-62691?
- CVE-2025-62691 is a critical-severity vulnerability in Intercom, Inc. Security Point (Windows) Of Malion, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2025-11-25.
- How severe is CVE-2025-62691?
- Critical severity. CVSS v3 base score is 9.8 out of 10.