CVSS 3.1 Score 6.5 of 10 (medium)


Published Oct 30, 2023
Updated: Nov 8, 2023
CWE ID 863


CVE-2023-47090 is a vulnerability that affects NATS nats-server versions before 2.9.23 and 2.10.x before 2.10.2. It is an authentication bypass issue where an implicit $G user in an authorization block can be used for unauthenticated access, even when the intention was for each user to have an account. The earliest affected version is 2.2.0. The vulnerability has a risk score of 25 and a base severity of MEDIUM according to the National Vulnerability Database (NVD). It poses a potential danger to organizations as it allows unauthorized users to gain access to the affected products without authentication, compromising the confidentiality of sensitive information. To remediate this vulnerability, organizations should update their NATS nats-server software to version 2.9.23 or newer, or version 2.10.x to ensure that the authentication bypass issue is resolved and secure access controls are enforced.

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