CVE-2025-62691

CVSS 9.3 CRITICALEPSS 0.6%CWE-121

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

Intercom, Inc. · Security Point (Windows) of MaLion Intercom, Inc. · Security Point (Windows) of MaLionCloud

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References

https://jvn.jp/en/jp/JVN76298784/https://www.intercom.co.jp/information/2025/1125.html