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CVE-2026-58207

HIGH CVSS: 7.7 Published: 2026-07-08 Modified: 2026-07-09

Description

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.3 and 2.12.12, a client able to send account-scoped connection monitoring requests could crash the server by supplying Connz pagination Offset and Limit values that overflowed internal arithmetic before the response window was safely bounded. This issue is fixed in versions 2.14.3 and 2.12.12.

Affected Platforms

Linuxfoundation Nats-Server

Weakness Type

CWE-190

References