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The vulnerability of the check_session_buf_not_used() function in the tls-crypt-v2 software of OpenVPN allows a malicious individual to gain unauthorized access to protected information, cause service failures, or execute arbitrary code.
🗓️ 06 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 12 |
|---|---|---|---|---|
 | CVE-2026-13117 | 5 Jul 202614:18 | – | circl |
 | CVE-2026-13117 | 1 Jan 197600:00 | – | cve |
 | [SECURITY] [DLA 4666-1] openvpn security update | 3 Jul 202621:20 | – | debian |
| [SECURITY] [DSA 6376-1] openvpn security update | 3 Jul 202620:56 | – | debian |
 | CVE-2026-13117 | 1 Jan 197600:00 | – | debiancve |
 | Debian dla-4666 : openvpn - security update | 3 Jul 202600:00 | – | nessus |
| Debian dsa-6376 : openvpn - security update | 3 Jul 202600:00 | – | nessus |
| FreeBSD : openvpn -- multiple vulnerabilities (ffa897a0-756f-11f1-b291-a74de6bb0320) | 3 Jul 202600:00 | – | nessus |
| Linux Distros Unpatched Vulnerability : CVE-2026-13117 | 3 Jul 202600:00 | – | nessus |
 | openvpn -- multiple vulnerabilities | 1 Jul 202600:00 | – | freebsd |
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06 Jul 2026 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 39.1
CVSS 29.4