https://cve.radiocsirt.org/rss/recent/all/10 Most recent entries from all 2026-10-14T20:19:54.559437+00:00 Vulnerability-Lookup csirt@opendfir.org python-feedgen Contains only the most 10 recent entries. https://cve.radiocsirt.org/vuln/cve-2021-22160 CVE-2021-22160 — Authentication with JWT allows use of “none”-algorithm 2026-10-14T20:19:54.560716+00:00

Affected: Apache Software Foundation Apache Pulsar

If Apache Pulsar is configured to authenticate clients using tokens based on JSON Web Tokens (JWT), the signature of the token is not validated if the algorithm of the presented token is set to "none". This allows an attacker to connect to Pulsar instances as any user (incl. admins).