# Apache Pulsar vulnerabilities Source: https://junglewise.ai/threats/technologies/pulsar Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 12 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/pulsar.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 14 vulnerabilities in Apache Pulsar: 0 in the last 7 days and 14 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-105945, was published on 21 October 2026. 14 vulnerabilities in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 14 - Last 90 days: 14 - All time: 14 (0 critical, 0 exploited in the wild) ## About Apache Pulsar Distributed messaging platform for building real-time data streaming applications. ## Latest Apache Pulsar vulnerabilities - [CVE-2026-105945: Apache Pulsar path traversal in package management filesystem storage](https://junglewise.ai/threats/cve-2026-105945-the-pulsar-packages-management-service-can-be-configured-to) (info, published 21 Oct 2026) - [CVE-2026-105942: Apache Pulsar proxy authorization bypass in multi-role token provider](https://junglewise.ai/threats/cve-2026-105942-when-a-configured-proxy-role-sends-a-request-to-the-broker-on) (info, published 21 Oct 2026) - [CVE-2026-105938: Apache Pulsar subscription policy bypass in admin REST API](https://junglewise.ai/threats/cve-2026-105938-apache-pulsar-namespaces-can-restrict-which-roles-may-use-a) (info, published 21 Oct 2026) - [CVE-2026-105937: Apache Pulsar cross-tenant data access via shadow topics](https://junglewise.ai/threats/cve-2026-105937-apache-pulsar-shadow-topics-pip-180-are-topics-that-read-the) (info, published 21 Oct 2026) - [CVE-2026-105936: Apache Pulsar Functions worker REST API improper access control](https://junglewise.ai/threats/cve-2026-105936-the-pulsar-functions-worker-rest-api-provides-two-endpoints-that) (info, published 21 Oct 2026) - [CVE-2026-105935: Apache Pulsar Functions Worker authorization bypass in trigger endpoint](https://junglewise.ai/threats/cve-2026-105935-the-pulsar-functions-worker-provides-a-rest-api-endpoint-for) (info, published 21 Oct 2026) - [CVE-2026-105934: Apache Pulsar authorization bypass in partitioned topic truncate](https://junglewise.ai/threats/cve-2026-105934-the-apache-pulsar-broker-admin-rest-api-provides-a-truncate) (info, published 21 Oct 2026) - [CVE-2026-105933: Apache Pulsar encryption requirement bypass in topic initialization](https://junglewise.ai/threats/cve-2026-105933-apache-pulsar-allows-an-administrator-to-require-end-to-end) (info, published 21 Oct 2026) - [CVE-2026-105932: Apache Pulsar authorization bypass in non-persistent topic entry filters](https://junglewise.ai/threats/cve-2026-105932-the-apache-pulsar-broker-admin-rest-api-provides-endpoints-to) (info, published 21 Oct 2026) - [CVE-2026-105931: Apache Pulsar transaction REST API information disclosure](https://junglewise.ai/threats/cve-2026-105931-the-apache-pulsar-broker-exposes-a-transaction-administration) (info, published 21 Oct 2026) - [CVE-2026-105930: Apache Pulsar package access control bypass in Functions worker](https://junglewise.ai/threats/cve-2026-105930-when-package-management-is-enabled-pulsar-functions-sources-and) (info, published 21 Oct 2026) - [CVE-2026-105927: Apache Pulsar WebSocket unauthorized message injection via dead letter topic](https://junglewise.ai/threats/cve-2026-105927-the-apache-pulsar-websocket-service-allows-a-websocket-consumer) (info, published 21 Oct 2026) - [CVE-2026-105926: Apache Pulsar broker authorization bypass in schema commands](https://junglewise.ai/threats/cve-2026-105926-the-pulsar-broker-serves-two-schema-commands-on-its-binary) (info, published 21 Oct 2026) - [CVE-2026-105869: Apache Pulsar MultiRolesTokenAuthorizationProvider privilege escalation](https://junglewise.ai/threats/cve-2026-105869-apache-pulsar-s-multirolestokenauthorizationprovider-authorizes) (info, published 21 Oct 2026) ## Most severe Apache Pulsar vulnerabilities - [CVE-2026-105945: Apache Pulsar path traversal in package management filesystem storage](https://junglewise.ai/threats/cve-2026-105945-the-pulsar-packages-management-service-can-be-configured-to) (info, published 21 Oct 2026) - [CVE-2026-105942: Apache Pulsar proxy authorization bypass in multi-role token provider](https://junglewise.ai/threats/cve-2026-105942-when-a-configured-proxy-role-sends-a-request-to-the-broker-on) (info, published 21 Oct 2026) - [CVE-2026-105938: Apache Pulsar subscription policy bypass in admin REST API](https://junglewise.ai/threats/cve-2026-105938-apache-pulsar-namespaces-can-restrict-which-roles-may-use-a) (info, published 21 Oct 2026) - [CVE-2026-105937: Apache Pulsar cross-tenant data access via shadow topics](https://junglewise.ai/threats/cve-2026-105937-apache-pulsar-shadow-topics-pip-180-are-topics-that-read-the) (info, published 21 Oct 2026) - [CVE-2026-105936: Apache Pulsar Functions worker REST API improper access control](https://junglewise.ai/threats/cve-2026-105936-the-pulsar-functions-worker-rest-api-provides-two-endpoints-that) (info, published 21 Oct 2026) - [CVE-2026-105935: Apache Pulsar Functions Worker authorization bypass in trigger endpoint](https://junglewise.ai/threats/cve-2026-105935-the-pulsar-functions-worker-provides-a-rest-api-endpoint-for) (info, published 21 Oct 2026) - [CVE-2026-105934: Apache Pulsar authorization bypass in partitioned topic truncate](https://junglewise.ai/threats/cve-2026-105934-the-apache-pulsar-broker-admin-rest-api-provides-a-truncate) (info, published 21 Oct 2026) - [CVE-2026-105933: Apache Pulsar encryption requirement bypass in topic initialization](https://junglewise.ai/threats/cve-2026-105933-apache-pulsar-allows-an-administrator-to-require-end-to-end) (info, published 21 Oct 2026) - [CVE-2026-105932: Apache Pulsar authorization bypass in non-persistent topic entry filters](https://junglewise.ai/threats/cve-2026-105932-the-apache-pulsar-broker-admin-rest-api-provides-endpoints-to) (info, published 21 Oct 2026) - [CVE-2026-105931: Apache Pulsar transaction REST API information disclosure](https://junglewise.ai/threats/cve-2026-105931-the-apache-pulsar-broker-exposes-a-transaction-administration) (info, published 21 Oct 2026) ## Vulnerabilities per week 14 vulnerabilities in the last four weeks, up from none in the four before. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 14 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other Apache technologies - [Apache Airflow](https://junglewise.ai/threats/technologies/airflow): 95 vulnerabilities - [Apache Camel](https://junglewise.ai/threats/technologies/camel): 87 vulnerabilities - [Apache Tomcat](https://junglewise.ai/threats/technologies/tomcat): 87 vulnerabilities - [Apache Thrift](https://junglewise.ai/threats/technologies/thrift): 77 vulnerabilities - [Apache Ofbiz](https://junglewise.ai/threats/technologies/ofbiz): 67 vulnerabilities - [Apache HTTP Server](https://junglewise.ai/threats/technologies/http-server): 62 vulnerabilities - [Apache Traffic Server](https://junglewise.ai/threats/technologies/traffic-server): 55 vulnerabilities - [Apache Brpc](https://junglewise.ai/threats/technologies/brpc): 36 vulnerabilities - [Apache Roller](https://junglewise.ai/threats/technologies/roller): 30 vulnerabilities - [Apache CloudStack](https://junglewise.ai/threats/technologies/cloudstack): 28 vulnerabilities - [Apache ActiveMQ](https://junglewise.ai/threats/technologies/activemq): 27 vulnerabilities - [Apache Apisix](https://junglewise.ai/threats/technologies/apisix): 27 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Apache Pulsar vulnerabilities", https://junglewise.ai/threats/technologies/pulsar, 12 November 2026.