CVE-2026-105942

When a configured proxy role sends a request to the broker on behalf of another user the original principal, the broker is designed to authorize both the proxy role and the original principal and to allow the request only if both are authorized, so that the original principal cannot exceed its ow...

CVE-2026-105944

Apache Pulsar Manager is a web console for administering Apache Pulsar clusters. It has its own user accounts and login, and it can be configured with an HTTP authentication credential, such as a token, that it uses to call the Pulsar admin API on behalf of its users. Pulsar Manager has the...

CVE-2026-105945

The Pulsar Packages Management Service can be configured to store packages on the local filesystem of the broker by using the filesystem storage provider. Package names consist of a type, tenant, namespace, name and version. Authorization of package operations is based only on the tenant and...

CVE-2026-105935

The Pulsar Functions Worker provides a REST API endpoint for triggering a function, which publishes a caller-supplied value to one of the function's configured input topics. The Functions Worker performs this publish with its own broker client, which authenticates with the Worker's configured...

CVE-2026-105934

The Apache Pulsar broker admin REST API provides a truncate operation for persistent topics DELETE /admin/v2/persistent/tenant/namespace/topic/truncate. Truncating a topic moves all subscription cursors of the topic to the end of the topic and deletes the topic's inactive ledgers. Truncating a...

CVE-2026-105937

Apache Pulsar shadow topics PIP-180 are topics that read the stored messages of a source topic from that topic's managed ledger. The source topic is selected by setting the reserved topic property PULSAR.SHADOWSOURCE. The admin REST API accepts this property when creating a non-partitioned or...

CVE-2026-105938

Apache Pulsar namespaces can restrict which roles may use a subscription, either with the Prefix subscription authentication mode, which requires a subscription name to start with the role name, or by granting permission on a subscription to specific roles. Topic-level subscription operations, su...

CVE-2026-105932

The Apache Pulsar broker admin REST API provides endpoints to read, set and remove the topic-level entry filter policy of a topic. For persistent topics these endpoints check that the caller is authorized for the entry filters topic policy operation. The corresponding endpoints for non-persistent...

CVE-2026-105933

Apache Pulsar allows an administrator to require end-to-end message encryption for all topics in a namespace by setting the encryptionrequired namespace policy. When this policy is set, the broker rejects messages that are published without encryption. When the broker loads a persistent topic, it...

CVE-2026-105931

The Apache Pulsar broker exposes a transaction administration REST API under /admin/v3/transactions. When authentication and authorization are enabled, most of the read endpoints of this API verify only that the request is authenticated and that the broker serves the requested topic or transactio...

EUVD-2026-107480

The Pulsar Packages Management Service can be configured to store packages on the local filesystem of the broker by using the filesystem storage provider. Package names consist of a type, tenant, namespace, name and version. Authorization of package operations is based only on the tenant and...

CVE-2026-105945 Apache Pulsar: Improper Validation of Package Name Components Allows Cross-Tenant Package Access in Filesystem Package Storage

The Pulsar Packages Management Service can be configured to store packages on the local filesystem of the broker by using the filesystem storage provider. Package names consist of a type, tenant, namespace, name and version. Authorization of package operations is based only on the tenant and...

CVE-2026-105945

The Apache Pulsar Packages Management Service is vulnerable to a path traversal issue when using the filesystem storage provider . The service fails to validate the version component of package names, allowing it to contain URL-encoded path separators and parent directory references. This enables...

EUVD-2026-107479

Apache Pulsar Manager is a web console for administering Apache Pulsar clusters. It has its own user accounts and login, and it can be configured with an HTTP authentication credential, such as a token, that it uses to call the Pulsar admin API on behalf of its users. Pulsar Manager has the...

CVE-2026-105944 Apache Pulsar Manager: Missing authentication and authorization and disclosure of the Pulsar admin credential; end of life

Apache Pulsar Manager is a web console for administering Apache Pulsar clusters. It has its own user accounts and login, and it can be configured with an HTTP authentication credential, such as a token, that it uses to call the Pulsar admin API on behalf of its users. Pulsar Manager has the...

CVE-2026-105944

Apache Pulsar Manager is an unsupported web console for administering Apache Pulsar clusters that suffers from critical authentication and authorization flaws. In versions 0.3.0 and later , an unauthenticated user can create a superuser account, gain full administrative privileges, and take compl...

CVE-2026-105930

When package management is enabled, Pulsar Functions, Sources and Sinks can be registered or updated from a package stored in the Pulsar Packages Management Service by supplying a package URL. The Pulsar Functions worker authorized these requests only against the namespace in which the component...

CVE-2026-105926

The Pulsar broker serves two schema commands on its binary protocol: GetSchema, which returns the schema registered for a topic, and GetOrCreateSchema, which registers a new schema version for an existing topic. The broker handled both commands after checking only that the client connection was...

CVE-2026-105927

The Apache Pulsar WebSocket service allows a WebSocket consumer to configure a dead letter policy through query parameters of the consumer endpoint, including the deadLetterTopic parameter that names the topic to which messages are written after the maximum number of redeliveries is exceeded. Whe...

CVE-2026-105869

Apache Pulsar's MultiRolesTokenAuthorizationProvider authorizes a client with all roles listed in a claim of its JSON Web Token JWT. The provider is intended for use with token authentication, which verifies the token before authorization. The provider did not verify the token itself: it parsed t...