CVE Tools

Openvpn

44 CVEs tracked since 2005. Since Aug 2005, none of them reached CISA KEV.

Openvpn CVEs per month

Aug 2005 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Openvpn CVEs per month, with the share now in CISA KEV
MonthCVEsIn CISA KEV
2005-0840
2005-09null or fewer
2005-10null or fewer
2005-1120
2005-12null or fewer
2006-01null or fewer
2006-02null or fewer
2006-03null or fewer
2006-04null or fewer
2006-05null or fewer
2006-06null or fewer
2006-07null or fewer
2006-08null or fewer
2006-09null or fewer
2006-10null or fewer
2006-11null or fewer
2006-12null or fewer
2007-01null or fewer
2007-02null or fewer
2007-03null or fewer
2007-04null or fewer
2007-05null or fewer
2007-06null or fewer
2007-07null or fewer
2007-08null or fewer
2007-09null or fewer
2007-10null or fewer
2007-11null or fewer
2007-12null or fewer
2008-01null or fewer
2008-02null or fewer
2008-03null or fewer
2008-04null or fewer
2008-05null or fewer
2008-06null or fewer
2008-07null or fewer
2008-0810
2008-09null or fewer
2008-10null or fewer
2008-11null or fewer
2008-12null or fewer
2009-01null or fewer
2009-02null or fewer
2009-03null or fewer
2009-04null or fewer
2009-05null or fewer
2009-06null or fewer
2009-07null or fewer
2009-08null or fewer
2009-09null or fewer
2009-10null or fewer
2009-11null or fewer
2009-12null or fewer
2010-01null or fewer
2010-02null or fewer
2010-03null or fewer
2010-04null or fewer
2010-05null or fewer
2010-06null or fewer
2010-07null or fewer
2010-08null or fewer
2010-09null or fewer
2010-10null or fewer
2010-11null or fewer
2010-12null or fewer
2011-01null or fewer
2011-02null or fewer
2011-03null or fewer
2011-04null or fewer
2011-05null or fewer
2011-06null or fewer
2011-07null or fewer
2011-08null or fewer
2011-09null or fewer
2011-10null or fewer
2011-11null or fewer
2011-12null or fewer
2012-01null or fewer
2012-02null or fewer
2012-03null or fewer
2012-04null or fewer
2012-05null or fewer
2012-06null or fewer
2012-07null or fewer
2012-08null or fewer
2012-09null or fewer
2012-10null or fewer
2012-11null or fewer
2012-12null or fewer
2013-01null or fewer
2013-02null or fewer
2013-03null or fewer
2013-04null or fewer
2013-05null or fewer
2013-06null or fewer
2013-07null or fewer
2013-08null or fewer
2013-09null or fewer
2013-10null or fewer
2013-1110
2013-12null or fewer
2014-01null or fewer
2014-02null or fewer
2014-03null or fewer
2014-04null or fewer
2014-0510
2014-06null or fewer
2014-07null or fewer
2014-0810
2014-09null or fewer
2014-10null or fewer
2014-1110
2014-12null or fewer
2015-01null or fewer
2015-02null or fewer
2015-03null or fewer
2015-04null or fewer
2015-05null or fewer
2015-06null or fewer
2015-07null or fewer
2015-08null or fewer
2015-09null or fewer
2015-10null or fewer
2015-11null or fewer
2015-12null or fewer
2016-01null or fewer
2016-02null or fewer
2016-03null or fewer
2016-04null or fewer
2016-05null or fewer
2016-06null or fewer
2016-07null or fewer
2016-08null or fewer
2016-09null or fewer
2016-10null or fewer
2016-11null or fewer
2016-12null or fewer
2017-01null or fewer
2017-02null or fewer
2017-03null or fewer
2017-04null or fewer
2017-0530
2017-06null or fewer
2017-07null or fewer
2017-08null or fewer
2017-09null or fewer
2017-10null or fewer
2017-11null or fewer
2017-12null or fewer
2018-01null or fewer
2018-02null or fewer
2018-03null or fewer
2018-04null or fewer
2018-05null or fewer
2018-06null or fewer
2018-07null or fewer
2018-08null or fewer
2018-09null or fewer
2018-10null or fewer
2018-11null or fewer
2018-12null or fewer
2019-01null or fewer
2019-02null or fewer
2019-03null or fewer
2019-04null or fewer
2019-05null or fewer
2019-06null or fewer
2019-07null or fewer
2019-08null or fewer
2019-09null or fewer
2019-10null or fewer
2019-11null or fewer
2019-12null or fewer
2020-01null or fewer
2020-0220
2020-03null or fewer
2020-04null or fewer
2020-05null or fewer
2020-06null or fewer
2020-07null or fewer
2020-08null or fewer
2020-09null or fewer
2020-10null or fewer
2020-11null or fewer
2020-12null or fewer
2021-01null or fewer
2021-02null or fewer
2021-03null or fewer
2021-04null or fewer
2021-05null or fewer
2021-06null or fewer
2021-0730
2021-08null or fewer
2021-09null or fewer
2021-10null or fewer
2021-11null or fewer
2021-12null or fewer
2022-01null or fewer
2022-02null or fewer
2022-03null or fewer
2022-04null or fewer
2022-05null or fewer
2022-06null or fewer
2022-0730
2022-08null or fewer
2022-09null or fewer
2022-10null or fewer
2022-11null or fewer
2022-12null or fewer
2023-01null or fewer
2023-02null or fewer
2023-03null or fewer
2023-04null or fewer
2023-05null or fewer
2023-06null or fewer
2023-07null or fewer
2023-08null or fewer
2023-09null or fewer
2023-10null or fewer
2023-11null or fewer
2023-12null or fewer
2024-01null or fewer
2024-02null or fewer
2024-03null or fewer
2024-04null or fewer
2024-05null or fewer
2024-06null or fewer
2024-0750
2024-08null or fewer
2024-09null or fewer
2024-10null or fewer
2024-11null or fewer
2024-12null or fewer
2025-01null or fewer
2025-02null or fewer
2025-03null or fewer
2025-04null or fewer
2025-05null or fewer
2025-06null or fewer
2025-07null or fewer
2025-08null or fewer
2025-09null or fewer
2025-10null or fewer
2025-11null or fewer
2025-12null or fewer
2026-01null or fewer
2026-02null or fewer
2026-03null or fewer
2026-04null or fewer
2026-05null or fewer
2026-06null or fewer
2026-0780
2026-08null or fewer
2026-0990

Products

The products that kept showing up in Openvpn's monthly top three, with their CVEs summed over those months.

  1. Openvpn3210 months
  2. Openvpn Access Server118 months
  3. Connect22 months
  4. Openvpn 221 month
  5. Access Server11 month
  6. Openvpn Gui11 month
  7. Ovpn-dco-win11 month

Latest CVEs

The 15 most recently published vulnerabilities affecting Openvpn.

  1. CVE-2026-82325A use-after-free vulnerability in the OpenVPN ovpn-dco-win driver version 2.5.0 through 2.8.6 allows local authenticated users to cause a system crash via crafted control messages—
  2. CVE-2026-84732Retransmissions of ACK packet ID in OpenVPN through 2.6.22 and 2.7.6 allow remote unauthenticated attackers to cause a denial of service via crafted inputs that trigger a timeout integer overflow—
  3. CVE-2026-84256An argument parsing issue in OpenVPN 2.1_rc10 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows remote authenticated users to execute arbitrary commands via a crafted certificate subject—
  4. CVE-2026-84226OpenVPN version 2.5.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to perform a binary planting attack during network configuration steps—
  5. CVE-2026-82312OpenVPN 2.0.0 through 2.6.22 and 2.7_alpha1 through 2.7.6 on Windows allows local authenticated users to cause a denial of service via a NULL DACL on named IPC objects—
  6. CVE-2026-81830The Windows interactive service in OpenVPN 2.4.0 through 2.6.22 allows local authenticated users to bypass the trusted configuration directory constraint via incorrect file path validation—
  7. CVE-2026-81738OpenVPN 2.5.0 through 2.7.6 on Windows using the tap-windows6 driver allows attackers to trigger an out-of-bounds write via crafted DOMAIN-SEARCH entries—
  8. CVE-2026-78221An incorrect buffer size calculation in the Windows Interactive Service in OpenVPN 2.7_alpha1 through 2.7.6 allows local authenticated users to cause memory corruption or disclose sensitive informa...—
  9. CVE-2026-78043The Windows Interactive Service in OpenVPN 2.7_alpha1 through 2.7.6 allows local authenticated users to bypass the trusted configuration directory constraint and load arbitrary configuration files ...—
  10. CVE-2026-63650OpenVPN 2.7_alpha1 through 2.7.5 using mbedTLS allows remote authenticated users to be misidentified by ignoring the configured X.509 username identity lookup field—
  11. CVE-2026-63649The Windows interactive service in OpenVPN 2.4.0 through 2.6.21 and 2.7_alpha1 through 2.7.5 allows local authenticated users to bypass the trusted configuration directory constraint and load arbit...—
  12. CVE-2026-12932A 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 f...8.1
  13. CVE-2026-12996A 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 TL...8.1
  14. CVE-2026-11771OpenVPN 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 re...7.5
  15. CVE-2026-13117An 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...8.1

The record

Peak rank
#25 in Aug 2005
Busiest month shown
Sep 2026, 9 CVEs
Months with a KEV entry
0 since Aug 2005
Monthly snapshots
14 since 2005
Openvpn's full record, month by month

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