Vendor scorecard
OpenVPN
OpenVPN security disclosure record — CVE volume, CVSS severity mix and product-category breakdown, sourced from the NIST NVD.
CPE: openvpn
Product families
1
Open in latest
28
Inferred — see methodology
Last disclosure
Jul 30, 2026
01
Product categories
1 trackedCVE volume, severity mix and the inferred latest shipping version per category.
| Category | CVEs | Volume | Severity mix | Open | Inferred latest |
|---|---|---|---|---|---|
| OpenVPN / Access ServerSecure Remote Access / VPNopenvpn, openvpn_access_server, connect | 14 | 28 | 12.12HIGH |
Each count is distinct CVEs within that category. A CVE affecting more than one category is counted in each, so these can sum to more than the OpenVPN total above.
02
Disclosure trend
12 monthsCumulative CVEs published on or before each month-end over the last 12 months, stacked by CVSS severity. A fixed 12-month window — independent of the date filter above.
- Critical
- High
- Medium
- Low
03
Recent CVEs
12 shownMost recently published, newest first. Each ID links to its NVD record.
| CVE | Severity | CVSS | Summary | Published |
|---|---|---|---|---|
| CVE-2026-13379(opens NVD record) | Critical | 9.1 | The Windows interactive service in OpenVPN 2.7_alpha1 through 2.7.4 allows remote attackers to cause persistent DNS state pollution or a service crash via a crafted search domain during the disconnection process | Jul 30, 2026 |
| CVE-2026-13117(opens NVD record) | High | 8.1 | An incomplete guard in OpenVPN 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote authenticated peers to trigger a use-after-free during TLS session promotion, potentially leading to a denial of service or memory leakage | Jul 30, 2026 |
| CVE-2026-12996(opens NVD record) | High | 8.1 | A use-after-free in OpenVPN 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote authenticated peers to potentially cause a denial of service or leak memory via crafted packets during TLS session promotion or expiry | Jul 30, 2026 |
| CVE-2026-12932(opens NVD record) | High | 8.1 | A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers to cause a denial of service (memory exhaustion) via a flood of crafted packets | Jul 30, 2026 |
| CVE-2026-11771(opens NVD record) | High | 7.5 | 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 | Jul 30, 2026 |
| CVE-2025-3110(opens NVD record) | High | 7.5 | OpenVPN Access Server 2.7.2 through 3.1.0 accepts bare line-feed sequences inside HTTP header values, allowing remote attackers to perform HTTP request smuggling when deployed behind a reverse proxy | Jul 8, 2026 |
| CVE-2026-13122(opens NVD record) | Medium | 5.3 | OpenVPN version 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers to cause a denial of service via a malformed authentication token that triggers a reachable assertion when external-auth is enabled | Jul 6, 2026 |
| CVE-2026-13698(opens NVD record) | High | 7.5 | A memory leak in OpenVPN version 2.5.0 through 2.5.11, 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers with a valid tls-crypt-v2 client key to potentially cause a denial of service | Jul 6, 2026 |
| CVE-2026-40215(opens NVD record) | High | 7.4 | A race condition in OpenVPN 2.6.0 through 2.6.19 and 2.7_alpha1 through 2.7.1 allows remote attackers to potentially cause a server crash or leak heap memory via a use-after-free triggered during TLS session promotion. | Jun 8, 2026 |
| CVE-2026-35058(opens NVD record) | Medium | 6.5 | Improper validation of packet length during tls-crypt-v2 key extraction in OpenVPN 2.6.0 through 2.6.19 and 2.7_alpha1 through 2.7.1 allows authenticated attackers to trigger a fatal assertion and cause a denial of service via a specially crafted packet. | Jun 8, 2026 |
| CVE-2026-9560(opens NVD record) | High | 7.8 | Privilege escalation via background service of OpenVPN Connect 3.5.1 through 3.8.1 on macOS allows attackers to execute arbitrary commands with elevated privileges via local IPC channel | May 26, 2026 |
| CVE-2025-13086(opens NVD record) | High | 7.5 | Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.6.15 and 2.7_alpha1 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client | Dec 3, 2025 |
14 CVEs · 1 product families