CVE-2026-49252

deepstream is vulnerable to prototype pollution

CVSS 9.9 CRITICALEPSS 0.3%CWE-1321

Vexday Risk Score

28Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 9.9EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

18 jun 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

deepstream is a server that allows clients and backend services to sync data, send messages and make rpcs at scale. Versions prior to 10.0.5 are vulnerable to Prototype Pollution. Exploitation can lead to potential privilege escalation from any authenticated user with write permission to any record. This issue has been fixed in version 10.0.5.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L

Produtos afetados

deepstreamIO · deepstream.io

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Referências

https://github.com/deepstreamIO/deepstream.io/commit/54b8e2958a98df444b5b5d9a66e22872afd84e44 https://github.com/deepstreamIO/deepstream.io/security/advisories/GHSA-9v98-6g37-x9g6