CVE-2021-22160 — Authentication with JWT allows use of “none”-algorithm
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…
Published: 2021-05-26 · CVSS: Unscored
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).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7