CVE-2026-26963 Cilium may not enforce host firewall policies when Native Routing, WireGuard and Node Encryption are enabled

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.18.0 through 1.18.5 will incorrectly permit traffic from Pods on other nodes when Native Routing, WireGuard and Node Encryption are enabled. This issue has been fixed in version 1.18.6...

Incorrect Privilege Assignment

Overview Affected versions of this package are vulnerable to Incorrect Privilege Assignment due to incorrect handling of network traffic permissions when certain network configurations, such as Native Routing, WireGuard, and Node Encryption, are enabled. An attacker can gain unauthorized access t...

CVE-2026-26963

CVE-2026-26963 affects Cilium: vulnerable in versions 1.18.0–1.18.5 where traffic from Pods on other nodes can bypass isolation when Native Routing, WireGuard and Node Encryption are enabled. Root cause is the eBPF datapath handling allowing cross-node traffic leakage under those configurations. ...

CVE-2026-26963 Cilium may not enforce host firewall policies when Native Routing, WireGuard and Node Encryption are enabled

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.18.0 through 1.18.5 will incorrectly permit traffic from Pods on other nodes when Native Routing, WireGuard and Node Encryption are enabled. This issue has been fixed in version 1.18.6...

CVE-2026-26963

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Versions 1.18.0 through 1.18.5 will incorrectly permit traffic from Pods on other nodes when Native Routing, WireGuard and Node Encryption are enabled. This issue has been fixed in version 1.18.6...

GHSA-5R23-PRX4-MQG3 Cilium may not enforce host firewall policies when Native Routing, WireGuard and Node Encryption are enabled

Impact Host Policies will incorrectly permit traffic from Pods on other nodes when all of the following configurations are enabled: Native Routing WireGuard Node Encryption beta These options are disabled by default in Cilium. Patches This issue was fixed by 42892. This issue affects: Cilium v1.1...

Cilium may not enforce host firewall policies when Native Routing, WireGuard and Node Encryption are enabled

Impact Host Policies will incorrectly permit traffic from Pods on other nodes when all of the following configurations are enabled: Native Routing WireGuard Node Encryption beta These options are disabled by default in Cilium. Patches This issue was fixed by 42892. This issue affects: Cilium v1.1...

PT-2026-20966

Name of the Vulnerable Software and Affected Versions Cilium versions 1.18.0 through 1.18.5 Description Cilium, a networking, observability, and security solution utilizing an eBPF-based dataplane, is affected by an issue where traffic from Pods on other nodes may be incorrectly permitted. This...

CVE-2026-25760

Sliver is a command and control framework that uses a custom Wireguard netstack. Prior to 1.6.11, a path traversal in the website content subsystem lets an authenticated operator read arbitrary files on the Sliver server host. This is an authenticated path traversal / arbitrary file read issue, a...

CVE-2026-25760 Website Path Traversal / Arbitrary File Read (Authenticated) in Sliver

Sliver is a command and control framework that uses a custom Wireguard netstack. Prior to 1.6.11, a path traversal in the website content subsystem lets an authenticated operator read arbitrary files on the Sliver server host. This is an authenticated path traversal / arbitrary file read issue, a...

GO-2026-4398 WireGuard Portal v2 has Open Redirect Vulnerability in OAuth Authentication Flow in github.com/h44z/wg-portal

WireGuard Portal v2 has Open Redirect Vulnerability in OAuth Authentication Flow in github.com/h44z/wg-portal. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing false-positive reports fr...

GHSA-GRH9-37G7-53MJ WireGuard Portal v2 has Open Redirect Vulnerability in OAuth Authentication Flow

Summary An Open Redirect vulnerability exists in the OAuth authentication flow that allows attackers to redirect users to external malicious websites after authentication. The vulnerability is caused by insufficient validation of the return parameter in the OAuth login initialization endpoint...

Azure Linux 3.0 Security Update: hyperv-daemons (CVE-2024-26950)

The version of hyperv-daemons installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-26950 advisory. - In the Linux kernel, the following vulnerability has been resolved: wireguard: netlink: access devic...

CLSA-2026-1768663754 kernel: Fix of 38 CVEs

ALSA: usb-audio: Fix out-of-bounds read in sndusbgetaudioformatuac3 CVE-2025-38249 - drm/i915/gt: Fix timeline left held on VMA alloc error CVE-2025-38389 - md/raid1: Fix stack memory use after return in raid1reshape CVE-2025-38445 - atm: clip: Fix infinite recursive call of clippush...

CVE-2022-50917

ProtonVPN 1.26.0 contains an unquoted service path vulnerability in its WireGuard service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path by placing malicious executables in specific file system locations to gain elevated...

CVE-2022-50917

ProtonVPN 1.26.0 contains an unquoted service path vulnerability in its WireGuard service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path by placing malicious executables in specific file system locations to gain elevated...

CVE-2022-50917 ProtonVPN 1.26.0 - Unquoted Service Path

ProtonVPN 1.26.0 contains an unquoted service path vulnerability in its WireGuard service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path by placing malicious executables in specific file system locations to gain elevated...

CVE-2022-50917

ProtonVPN 1.26.0 is affected by an unquoted service path issue in the WireGuard service configuration. The root cause is an unquoted executable path, allowing a local attacker to potentially gain elevated privileges during service startup and execute arbitrary code. This vulnerability is rated hi...

CVE-2022-50917 ProtonVPN 1.26.0 - Unquoted Service Path

ProtonVPN 1.26.0 contains an unquoted service path vulnerability in its WireGuard service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path by placing malicious executables in specific file system locations to gain elevated...

CVE-2022-50917 ProtonVPN 1.26.0 - Unquoted Service Path

ProtonVPN 1.26.0 contains an unquoted service path vulnerability in its WireGuard service configuration that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted path by placing malicious executables in specific file system locations to gain elevated...