RLSA-2026:19138 Important: fence-agents security update

The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. Security Fixes: pyjwt: PyJWT accepts unknown crit header extensions RFC 7515 ?4.1.11 MU...

PT-2026-45027

Impact IPAM is the IP address Manager for Cluster API Provider Metal3. The IPAM controller's ClusterRole granted full CRUD permissions create, delete, get, list, patch, update, watch on core/v1 Secrets. The controller never accesses Secrets during normal operation. If the controller pod were...

PT-2026-44929

Dokploy is a free, self-hostable Platform as a Service PaaS. In 0.19.0 and earlier, the protectedProcedure middleware only verifies the user is authenticated - it does NOT enforce organization scoping. Each endpoint must individually verify the resource's org matches the session's...

Capsule TenantResource RawItems Cluster-Scoped Resource Creation Vulnerability

TenantResource RawItems Cluster-Scoped Resource Creation Vulnerability Summary The Capsule Controller runs with cluster-admin privileges. Although the TenantResource RawItems processing logic forcibly sets the namespace, this is ineffective for cluster-scoped resources. Tenant administrators can...

GHSA-QJJM-7J9W-PW72 Capsule TenantResource RawItems Cluster-Scoped Resource Creation Vulnerability

TenantResource RawItems Cluster-Scoped Resource Creation Vulnerability Summary The Capsule Controller runs with cluster-admin privileges. Although the TenantResource RawItems processing logic forcibly sets the namespace, this is ineffective for cluster-scoped resources. Tenant administrators can...

CVE-2026-6720 Calicoctl leaks cluster credentials to stderr when verbose logging is enabled

When calicoctl is invoked with --log-level=info or --log-level=debug, the client prints the full contents of its loaded connection-configuration struct to stderr in a single log line. The struct embeds every credential calicoctl uses to talk to the cluster — inline kubeconfig with bearer token,...

CVE-2026-9802

Keycloak contains a vulnerability where, with revokeRefreshToken=true and persistent session storage, a server restart can reset internal timing mechanisms, enabling a remote attacker who has captured a user’s refresh token to replay it after revocation. This can grant unauthorized access to the ...

CVE-2026-9802 Keycloak: keycloak: unauthorized account access via replayed refresh tokens after cluster restart

A flaw was found in Keycloak. When revokeRefreshToken=true is enabled and persistent session storage is in use, a server restart can reset internal timing mechanisms. This allows a remote attacker, who has previously captured a user's refresh token, to replay that token even after it has been...

Important: Red Hat Security Advisory: fence-agents security update

An update for fence-agents is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is availabl...

PT-2026-44721

Name of the Vulnerable Software and Affected Versions Capsule versions prior to 0.13.0 Description The Capsule Controller runs with cluster-admin privileges. A flaw exists in the HandleSection function within the internal/controllers/resources/processor.go file, where the processing logic for...

Portainer 安全漏洞

Portainer is a lightweight user management interface developed by Portainer for managing Docker environments and Docker hosts. Versions of Portainer Community Edition from 2.33.0 to 2.33.8 contained security vulnerabilities. These vulnerabilities stemmed from the kubeClientMiddleware middleware...

PT-2026-44410

When Calico is configured with the Azure IPAM plugin, the Calico CNI binary mutates the incoming CNI configuration to attach subnet information before delegating to the IPAM plugin. After mutating, the Azure IPAM helper logs the entire unmarshaled configuration map stdinData at INFO level to...

CVE-2026-44247

Volcano is a Kubernetes-native batch scheduling system. Prior to v1.14.2, v1.13.3, and v1.12.4, the Volcano webhook server does not enforce a size limit on incoming HTTP request bodies. Any in-cluster pod that can reach the webhook endpoint may send an arbitrarily large request body, potentially...

EUVD-2026-32666

Volcano is a Kubernetes-native batch scheduling system. Prior to v1.14.2, v1.13.3, and v1.12.4, the Volcano webhook server does not enforce a size limit on incoming HTTP request bodies. Any in-cluster pod that can reach the webhook endpoint may send an arbitrarily large request body, potentially...

CVE-2026-45920

In the Linux kernel, the following vulnerability has been resolved: ext4: fix dirtyclusters double decrement on fs shutdown fstests test generic/388 occasionally reproduces a warning in ext4putsuper associated with the dirty clusters count: WARNING: CPU: 7 PID: 76064 at fs/ext4/super.c:1324...

CVE-2026-46080

The CVE-2026-46080 entry documents a Linux kernel OCFS2 issue where JBD2 credit exhaustion during direct I/O writes could trigger warnings. The fix addresses this by: (1) splitting and batching extent operations in ocfs2_dio_end_io_write to prevent exceeding journal credits, (2) relocating ocfs2_...

CVE-2026-46080

In the Linux kernel, the following vulnerability has been resolved: ocfs2: split transactions in dio completion to avoid credit exhaustion During ocfs2 dio operations, JBD2 may report warnings via following call trace: ocfs2dioendiowrite ocfs2markextentwritten ocfs2changeextentflag ocfs2splitexte...

CVE-2026-45920 ext4: fix dirtyclusters double decrement on fs shutdown

In the Linux kernel, the following vulnerability has been resolved: ext4: fix dirtyclusters double decrement on fs shutdown fstests test generic/388 occasionally reproduces a warning in ext4putsuper associated with the dirty clusters count: WARNING: CPU: 7 PID: 76064 at fs/ext4/super.c:1324...

CVE-2026-2255

Hitachi Vantara Pentaho Data Integration & Analytics versions before 10.2.0.6 and 11.0.0.0, including 9.3.x and 8.3.x, expose Hadoop cluster credentials in plain text through the Cluster Test API. Although the user should not see those explicitly, the defect is mitigated by the fact the user can...

SUSE CVE-2024-8185

Vault Community and Vault Enterprise “Vault” clusters using Vault's Integrated Storage backend are vulnerable to a denial-of-service DoS attack through memory exhaustion through a Raft cluster join API endpoint . An attacker may send a large volume of requests to the endpoint which may cause Vaul...