nats-io Summary

Latest vulnerabilities published by nats-io

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25 March 2026

Message Tracing Vulnerability in NATS-Server by NATS.io
CVE-2026-33249
Nats-ioNats-server4.3MEDIUM
Identity Spoofing Vulnerability in NATS-Server Messaging System
CVE-2026-33223
Nats-ioNats-server6.4MEDIUM
Authentication Bypass in NATS-Server Affects NATS.io Messaging System
CVE-2026-33248
Nats-ioNats-server4.2MEDIUM
NATS-Server Vulnerability in JetStream Admin API Permissions
CVE-2026-33222
Nats-ioNats-server4.9MEDIUM
Information Disclosure Vulnerability in NATS-Server by NATS.io
CVE-2026-33247
Nats-ioNats-server7.4HIGH
Memory Vulnerability in NATS-Server by NATS.io
CVE-2026-33219
Nats-ioNats-server5.3MEDIUM
Remote Crash Vulnerability in NATS-Server by NATS.io
CVE-2026-33218
Nats-ioNats-server7.5HIGH
Information Spoofing in NATS-Server Messaging System by NATS.io
CVE-2026-33246
Nats-ioNats-server6.4MEDIUM
Potential Bypass of ACLs in NATS-Server by MQTT Clients
CVE-2026-33217
Nats-ioNats-server7.1HIGH
Authentication Bypass Vulnerability in NATS-Server by NATS.io
CVE-2026-33216
Nats-ioNats-server8.6HIGH
NATS-Server Vulnerability in Leafnode Configuration for NATS.io Messaging System
CVE-2026-29785
Nats-ioNats-server7.5HIGH
WebSocket Vulnerability in NATS-Server by NATS.io
CVE-2026-27889
Nats-ioNats-server7.5HIGH

24 March 2026

Session Hijacking Vulnerability in NATS-Server by NATS.io
CVE-2026-33215
Nats-ioNats-server6.5MEDIUM

24 February 2026

NATS-Server WebSockets Memory Consumption Vulnerability in NATS.io
CVE-2026-27571
Nats-ioNats-server5.9MEDIUM

16 April 2025

Access Control Flaw in NATS-Server Affects Cloud Messaging Management
CVE-2025-30215
Nats-ioNats-server9.6CRITICAL

31 October 2023

xkeys Seal encryption used fixed key for all encryption
CVE-2023-46129
Nats-ioNkeys7.5HIGH