VDB
GO-2026-4533
GO-2026-4533
PUBLISHED
CVSS 8.699999809265137 HIGH
nats-server websockets are vulnerable to pre-auth memory DoS in github.com/nats-io/nats-server
Risk Scores
CVSS v4.0
8.699999809265137
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| github.com | nats-io/nats-server | 0, 0 |
| github.com | nats-io/nats-server/v2 | 2.12.0-RC.1, 0, 0 |
Timeline
- Feb 25, 2026 CVE Published
- Mar 2, 2026 CVE Updated
References
- https://github.com/nats-io/nats-server/security/advisories/GHSA-qrvq-68c2-7grw advisory
- https://github.com/nats-io/nats-server/commit/f77fb7c4535e6727cc1a2899cd8e6bbdd8ba2017 patch
- https://github.com/nats-io/nats-server/releases/tag/v2.11.12 url
- https://github.com/nats-io/nats-server/releases/tag/v2.12.3 url