CVE-2026-5374

runZero Platform MCP information leak

CVSS 5.8 MEDIUMEPSS 0.2%CWE-863

Vexday Risk Score

13Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 5.8EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

07 abr 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

An issue that allowed MCP agents to access remediation and asset information from outside of the authorized organization scope has been resolved. This is an instance of CWE-863: Incorrect Authorization, and has an estimated CVSS score of CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N (5.8 Medium). This issue was fixed in version 4.0.260202.0 of the runZero Platform.

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

Produtos afetados

runZero · Platform

Quer saber se a sua infraestrutura está exposta a isto?

Falar com a TrueHacking →

Referências

https://help.runzero.com/docs/release-notes/#402602020 https://www.runzero.com/advisories/runzero-platform-mcp-infoleak-cve-2026-5374/