GO-2026-4533

vendorUSosv

nats-server websockets are vulnerable to pre-auth memory DoS in github.com/nats-io/nats-server

view advisory published 2026-02-25Licence: per source

nats-server websockets are vulnerable to pre-auth memory DoS in github.com/nats-io/nats-server

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-27571UShigh7.5—
NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The WebSockets handling of NATS messages handles compressed messages via the WebSock…
02

references

External citations — patches, advisories, analysis.

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