CVE-2026-62895

Permissive cross-domain policy with untrusted domains in Azure Arc allows an unauthorized attacker to elevate privileges over a network...

CVE-2026-62895

Azure Arc SQL Server Extension is affected by a permissive cross-domain policy that permits untrusted domains, enabling an elevation of privilege over the network. The vulnerability requires user interaction and no prior privileges (CVSS 3.1: 8.8 HIGH , AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H). The r...

EUVD-2026-73168

Permissive cross-domain policy with untrusted domains in Azure Arc allows an unauthorized attacker to elevate privileges over a network...

Azure Arc SQL Server Extension Elevation of Privilege Vulnerability

Permissive cross-domain policy with untrusted domains in Azure Arc allows an unauthorized attacker to elevate privileges over a network...

CVE-2026-33389 Disabled and non-configurable certificate/host key validation in Smart Polling in Guardian/CMC before 26.3.0 and Arc before v2.7.0

An improper certificate/host key validation vulnerability was discovered in the Smart Polling functionality, which established encrypted connections to target devices without validating the remote host's identity, and no option was provided to enable it. A man-in-the-middle attacker positioned...

CVE-2026-33389 Disabled and non-configurable certificate/host key validation in Smart Polling in Guardian/CMC before 26.3.0 and Arc before v2.7.0

An improper certificate/host key validation vulnerability was discovered in the Smart Polling functionality, which established encrypted connections to target devices without validating the remote host's identity, and no option was provided to enable it. A man-in-the-middle attacker positioned...

CVE-2026-33389

An improper certificate/host key validation vulnerability exists in the Smart Polling functionality of Nozomi Networks Guardian/CMC (before 26.3.0 ) and Nozomi Networks Arc (before v2.7.0 ). Encrypted connections to polled devices were established without validating the remote host's identity, an...

PT-2026-87213

Permissive cross-domain policy with untrusted domains in Azure Arc allows an unauthorized attacker to elevate privileges over a network...

Disabled and non-configurable certificate/host key validation in Smart Polling in Guardian/CMC before 26.3.0 and Arc before v2.7.0

Summary An improper certificate/host key validation vulnerability was discovered in the Smart Polling functionality, which established encrypted connections to target devices without validating the remote host's identity, and no option was provided to enable it. Impact A man-in-the-middle attacke...

CVE-2026-62895: Permissive Cross-domain Policy with Untrusted Domains

Permissive cross-domain policy with untrusted domains in Azure Arc allows an unauthorized attacker to elevate privileges over a network...

GO-2026-6322 arc has unauthenticated cluster node admission when `cluster.shared_secret` is unset in github.com/basekick-labs/arc

arc has unauthenticated cluster node admission when cluster.sharedsecret is unset in github.com/basekick-labs/arc...

CVE-2026-48050

A flaw was found in Arc. This vulnerability allows a remote unauthenticated attacker to access Go debug pprof endpoints due to improper authentication bypass. Successful exploitation can lead to the disclosure of sensitive runtime state information and enable a CPU-burn Denial of Service DoS...

Linux Distros Unpatched Vulnerability : CVE-2026-48050

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Arc is an open, SQL-native time-series database for telemetry. Versions prior to 26.06.1 register Go's net/http/pprof handlers at /debug/pprof/ via...

CVE-2026-55678

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

CVE-2026-55678

creationtimestamp| type| source ---|---|--- 2026-08-28 21:31:53+00:00| seen| https://gist.github.com/alon710/f6616451da7f3f1b989952d24a3d867c 2026-08-28 22:35:03+00:00| published-proof-of-concept| https://github.com/Basekick-Labs/arc/security/advisories/GHSA-p378-jp5r-gpgw...

arc has unauthenticated cluster node admission when `cluster.shared_secret` is unset

Summary Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled=true but cluster.sharedsecret is not configured. The coordinator validates HMAC authentication only if a shared secret is non-empty; otherwise, a network attacker who can reach the...

GHSA-P378-JP5R-GPGW arc has unauthenticated cluster node admission when `cluster.shared_secret` is unset

Summary Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled=true but cluster.sharedsecret is not configured. The coordinator validates HMAC authentication only if a shared secret is non-empty; otherwise, a network attacker who can reach the...

CVE-2026-55678

Arc is an open, SQL-native time-series database for telemetry. In Enterprise cluster deployments from v26.02.1 to v26.06.2 , the coordinator accepts cluster join requests without authentication when cluster.enabled=true but cluster.shared_secret is empty. The HMAC validation in coordinator.go is ...

CVE-2026-55678 Arc: Unauthenticated cluster node admission when `cluster.shared_secret` is unset

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...

CVE-2026-55678 Arc: Unauthenticated cluster node admission when `cluster.shared_secret` is unset

Arc is an open, SQL-native time-series database for telemetry. From 26.02.1 until 26.06.2, Arc Enterprise clustering accepts cluster join requests without authentication when cluster.enabled is true but cluster.sharedsecret is not configured. The defaults in internal/config/config.go set...