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CVE-2026-33223mediumCWE-290

NATS Server: Incomplete Stripping of Nats-Request-Info Header Allows Identity Spoofing

13Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 6.4epss 0.2%
probabilidade de exploração
0.2%top 89% das CVEs
exploração observada
nãonenhuma fonte reporta
NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, the NATS message header `Nats-Request-Info:` is supposed to be a guarantee of identity by the NATS server, but the stripping of this header from inbound messages was not fully effective. An attacker with valid credentials for any regular client interface could thus spoof their identity to services which rely upon this header. Versions 2.11.15 and 2.12.6 contain a fix. No known workarounds are available.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Produtos afetados
nats-io · nats-server