OpenVPN Access Server 2.1.4 - CRLF Injection

CRLF injection vulnerability in the web interface in OpenVPN Access Server 2.1.4 allows remote attackers to inject arbitrary HTTP headers and consequently conduct session fixation attacks and possibly HTTP response splitting attacks via "%0A" characters in the PATHINFO to sessionstart/. id:...

CVE-2026-9044

Technical details about CVE-2026-9044 are not publicly available in the provided documents; monitor for updates.

CVE-2026-12932

A flaw was found in OpenVPN. A memory leak in the tls-crypt-v2 client key extraction allows remote attackers to cause a denial of service DoS. By sending a flood of specially crafted packets, an attacker can exhaust the system's memory, making the service unavailable...

CVE-2026-11771

A flaw was found in OpenVPN. A remote attacker could exploit an off-by-one buffer write vulnerability during NTLM NT LAN Manager proxy authentication. By sending a specially crafted NTLM response from a malicious proxy server, the attacker could cause the OpenVPN client to crash, leading to a...

CVE-2026-13117

A flaw was found in OpenVPN. An incomplete guard allows remote authenticated peers to trigger a use-after-free vulnerability during TLS Transport Layer Security session promotion. This can lead to a denial of service, making the service unavailable, or memory leakage, which could potentially expo...

CVE-2026-12996

A flaw was found in OpenVPN. This use-after-free vulnerability allows remote authenticated peers to send specially crafted packets during TLS Transport Layer Security session promotion or expiry. Successful exploitation of this flaw could lead to a denial of service, making the service unavailabl...

Security update for openvpn (important)

openSUSE security update: security update for openvpn ------------------------------------------------------------- Announcement ID: openSUSE-SU-2026:21488-1 Rating: important References: bsc1270413 bsc1270414 Cross-References: CVE-2026-13122 CVE-2026-13698 CVSS scores: CVE-2026-13122 SUSE : 7.5...

CVE-2026-12996

A use-after-free in OpenVPN 2.6.0 through 2.6.20 and 2.7alpha1 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...

CVE-2026-13117

An incomplete guard in OpenVPN 2.6.0 through 2.6.20 and 2.7alpha1 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...

CVE-2026-13379

The Windows interactive service in OpenVPN 2.7alpha1 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...

CVE-2026-11771

OpenVPN version 2.1.0 through 2.6.20 and 2.7alpha1 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...

CVE-2026-12932

A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows remote attackers to cause a denial of service memory exhaustion via a flood of crafted packets...

EUVD-2026-51241

A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows remote attackers to cause a denial of service memory exhaustion via a flood of crafted packets...

CVE-2026-12932

A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows remote attackers to cause a denial of service memory exhaustion via a flood of crafted packets...

CVE-2026-12932

A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows remote attackers to cause a denial of service memory exhaustion via a flood of crafted packets...

CVE-2026-12932

CVE-2026-12932 is a memory-leak vulnerability in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0–2.6.20 and 2.7_alpha1–2.7.4 that can be exploited remotely by a flood of crafted packets to cause memory exhaustion/DoS. Public advisories/OSV entries indicate fixes in later OpenVPN releases ...

CVE-2026-12932

A memory leak in the tls-crypt-v2 client key extraction in OpenVPN 2.5.0 through 2.6.20 and 2.7alpha1 through 2.7.4 allows remote attackers to cause a denial of service memory exhaustion via a flood of crafted packets...

CVE-2026-12996

A use-after-free in OpenVPN 2.6.0 through 2.6.20 and 2.7alpha1 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...

EUVD-2026-51239

A use-after-free in OpenVPN 2.6.0 through 2.6.20 and 2.7alpha1 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...

CVE-2026-12996

A use-after-free in OpenVPN 2.6.0 through 2.6.20 and 2.7alpha1 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...