OpenVPN version 2.1.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows attackers via an off-by-one buffer write in the NTLM proxy authentication to potentially cause a crash via a crafted NTLM response from a malicious proxy server
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-11771.json"