CVE-2025-12106 – OpenVPN Heap Buffer Over-Read Vulnerability

The following table lists the changes that have been made to the
CVE-2025-12106 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Dec. 01, 2025

    Action Type Old Value New Value
    Added Description Insufficient argument validation in OpenVPN 2.7_alpha1 through 2.7_rc1 allows an attacker to trigger a heap buffer over-read when parsing IP addresses
    Added CWE CWE-126
    Added Reference https://community.openvpn.net/Security%20Announcements/CVE-2025-12106
    Added Reference https://www.mail-archive.com/[email protected]/msg00152.html
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