CVE-2026-54249

A flaw was found in pydantic-ai. A remote attacker could exploit this vulnerability by submitting crafted message history containing unvalidated file references. This could trick the server into reading arbitrary files from its own cloud storage accounts, such as Amazon S3 or Google Cloud Storage...

GHSA-4JC5-G844-4X33 linuxfabrik-lib: fetch() forwards credential headers across a cross-origin redirect

Summary lib.url.fetch follows HTTP redirects followredirects=True. httpx strips only Authorization and Cookie when a redirect crosses the origin, so any other caller-supplied credential header a session token such as Redfish's X-Auth-Token, an API key, ... was still sent to the redirect target. A...

linuxfabrik-lib: fetch() forwards credential headers across a cross-origin redirect

Summary lib.url.fetch follows HTTP redirects followredirects=True. httpx strips only Authorization and Cookie when a redirect crosses the origin, so any other caller-supplied credential header a session token such as Redfish's X-Auth-Token, an API key, ... was still sent to the redirect target. A...

EUVD-2026-50553

linuxfabrik-lib: fetch forwards credential headers across a cross-origin redirect...

CVE-2026-41187

Calico's apiserver wraps tier-scoped resources so that every operation runs through AuthorizeTierOperation, but the Delete override on NetworkPolicy, GlobalNetworkPolicy, and their staged variants is not invoked for DeleteCollection requests. A user holding the deletecollection verb or wildcard...

CVE-2026-6540

Calico's Application Layer Policy disabled by default, which enforces HTTP rules through Dikastes, fails to perform URL path normalization. As a result, HTTP requests using path-traversal segments, encoded slashes, or repeated slashes are not correctly evaluated by Prefix path rules. Dikastes...

CVE-2026-41186

When Calico's shared debug server is enabled disabled by default, the Calico kube-controllers and Goldmane components bind their Go pprof debug listener to 0.0.0.0 without authentication. Any pod with network reachability to the listener can retrieve the process heap, goroutine stacks including...

CVE-2026-41187

Summary: Calico’s apiserver fails to invoke the Delete override for DeleteCollection on tier-scoped policies (NetworkPolicy, GlobalNetworkPolicy and staged variants). This allows a user with deletecollection or wildcard verbs on tier-scoped policy resources to bulk-delete policies in tiers they w...

CVE-2026-6540

Technical details about CVE-2026-6540 are not publicly available in the provided documents. Monitor for updated advisories for affected products, impact scope, and remediation guidance.

CVE-2026-41186

CVE-2026-41186 affects Calico components (kube-controllers and Goldmane) where an opt-in Go pprof debug listener, if enabled, binds to 0.0.0.0 and allows unauthenticated access. This exposes the process heap, goroutine stacks (including function arguments), and command-line arguments to any pod w...

CVE-2026-41187 Calico Tier Authorization Bypass via DeleteCollection

Calico's apiserver wraps tier-scoped resources so that every operation runs through AuthorizeTierOperation, but the Delete override on NetworkPolicy, GlobalNetworkPolicy, and their staged variants is not invoked for DeleteCollection requests. A user holding the deletecollection verb or wildcard...

CVE-2026-41186 Unauthenticated Go pprof exposure in Calico debug server

When Calico's shared debug server is enabled disabled by default, the Calico kube-controllers and Goldmane components bind their Go pprof debug listener to 0.0.0.0 without authentication. Any pod with network reachability to the listener can retrieve the process heap, goroutine stacks including...

CVE-2026-6540 L7 policy bypass via unnormalized HTTP path matching

Calico's Application Layer Policy disabled by default, which enforces HTTP rules through Dikastes, fails to perform URL path normalization. As a result, HTTP requests using path-traversal segments, encoded slashes, or repeated slashes are not correctly evaluated by Prefix path rules. Dikastes...

CVE-2026-41187 Calico Tier Authorization Bypass via DeleteCollection

Calico's apiserver wraps tier-scoped resources so that every operation runs through AuthorizeTierOperation, but the Delete override on NetworkPolicy, GlobalNetworkPolicy, and their staged variants is not invoked for DeleteCollection requests. A user holding the deletecollection verb or wildcard...

CVE-2026-41186 Unauthenticated Go pprof exposure in Calico debug server

When Calico's shared debug server is enabled disabled by default, the Calico kube-controllers and Goldmane components bind their Go pprof debug listener to 0.0.0.0 without authentication. Any pod with network reachability to the listener can retrieve the process heap, goroutine stacks including...

CVE-2026-6540 L7 policy bypass via unnormalized HTTP path matching

Calico's Application Layer Policy disabled by default, which enforces HTTP rules through Dikastes, fails to perform URL path normalization. As a result, HTTP requests using path-traversal segments, encoded slashes, or repeated slashes are not correctly evaluated by Prefix path rules. Dikastes...

EUVD-2026-51154

Calico's apiserver wraps tier-scoped resources so that every operation runs through AuthorizeTierOperation, but the Delete override on NetworkPolicy, GlobalNetworkPolicy, and their staged variants is not invoked for DeleteCollection requests. A user holding the deletecollection verb or wildcard...

EUVD-2026-51153

Calico's Application Layer Policy disabled by default, which enforces HTTP rules through Dikastes, fails to perform URL path normalization. As a result, HTTP requests using path-traversal segments, encoded slashes, or repeated slashes are not correctly evaluated by Prefix path rules. Dikastes...

EUVD-2026-51155

When Calico's shared debug server is enabled disabled by default, the Calico kube-controllers and Goldmane components bind their Go pprof debug listener to 0.0.0.0 without authentication. Any pod with network reachability to the listener can retrieve the process heap, goroutine stacks including...

MCP Ruby SDK: Ruby SSE Session Poisoning

Summary Vulnerability: Missing Session Ownership Validation in the Ruby MCP SDK's Streamable and SSE HTTP transport implementation. Any attacker with a stolen session ID can execute tools with the victim's session. This is a silent attack - the victim's session is compromised and being used for...