Hermes Agent < 0.16.0 - DNS Rebinding Bypass via WebSocket Endpoints
21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 8.7epss 0.6%
probabilidade de exploração
0.6%top 55% das CVEs
exploração observada
nãonenhuma fonte reporta
Hermes Agent before 0.16.0 contains a DNS rebinding vulnerability in WebSocket endpoints that allows remote attackers to bypass Host and Origin validation. FastAPI HTTP middleware does not execute for WebSocket upgrade requests on /api/pty, /api/ws, /api/pub, and /api/events endpoints, enabling attackers to exploit DNS rebinding and inject malicious commands or read terminal output.
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
Produtos afetados
NousResearch · hermes-agentReferências
https://github.com/NousResearch/hermes-agent/commit/d9ec90585cf7616b5972e44cf8d92bb569fc3febhttps://github.com/NousResearch/hermes-agent/pull/30221https://github.com/NousResearch/hermes-agent/pull/31685https://github.com/NousResearch/hermes-agent/releases/tag/v2026.6.5https://www.vulncheck.com/advisories/hermes-agent-dns-rebinding-bypass-via-websocket-endpoints