CVE-2026-55786

Flyto2 Core is an execution kernel for automation and AI-agent workflows. From 2.26.2 until 2.26.4, the HTTP MCP POST /mcp route accepts unauthenticated JSON-RPC tools/call requests and forwards executemodule arguments to the module registry without the requireauth dependency used by the REST...

CVE-2026-55787

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.3, validateurlssrf and isprivateip in src/core/utils.py compare resolved addresses only against native private IPv4 and IPv6 ranges and do not unwrap IPv4-mapped, IPv4-compatible, 6to4, or NAT64 transition...

CVE-2026-55786 Flyto2 Core: Unauthenticated Command Execution via HTTP MCP `execute_module`

Flyto2 Core is an execution kernel for automation and AI-agent workflows. From 2.26.2 until 2.26.4, the HTTP MCP POST /mcp route accepts unauthenticated JSON-RPC tools/call requests and forwards executemodule arguments to the module registry without the requireauth dependency used by the REST...

CVE-2026-55786 Flyto2 Core: Unauthenticated Command Execution via HTTP MCP `execute_module`

Flyto2 Core is an execution kernel for automation and AI-agent workflows. From 2.26.2 until 2.26.4, the HTTP MCP POST /mcp route accepts unauthenticated JSON-RPC tools/call requests and forwards executemodule arguments to the module registry without the requireauth dependency used by the REST...

CVE-2026-55786

Flyto2 Core is vulnerable to unauthenticated OS command injection via the HTTP MCP endpoint (POST /mcp) in versions 2.26.2 through 2.26.4 . The root cause is that the mcp_router is mounted without the require_auth dependency used by REST routes, allowing unauthenticated JSON-RPC tools/call reques...

CVE-2026-55786 Flyto2 Core: Unauthenticated Command Execution via HTTP MCP `execute_module`

Flyto2 Core is an execution kernel for automation and AI-agent workflows. From 2.26.2 until 2.26.4, the HTTP MCP POST /mcp route accepts unauthenticated JSON-RPC tools/call requests and forwards executemodule arguments to the module registry without the requireauth dependency used by the REST...

EUVD-2026-101589

Flyto2 Core is an execution kernel for automation and AI-agent workflows. From 2.26.2 until 2.26.4, the HTTP MCP POST /mcp route accepts unauthenticated JSON-RPC tools/call requests and forwards executemodule arguments to the module registry without the requireauth dependency used by the REST...

EUVD-2026-101588

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.3, validateurlssrf and isprivateip in src/core/utils.py compare resolved addresses only against native private IPv4 and IPv6 ranges and do not unwrap IPv4-mapped, IPv4-compatible, 6to4, or NAT64 transition...

CVE-2026-55787 Flyto2 Core: SSRF guard bypass via IPv6 transition addresses (IPv4-mapped / 6to4 / NAT64) in validate_url_ssrf

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.3, validateurlssrf and isprivateip in src/core/utils.py compare resolved addresses only against native private IPv4 and IPv6 ranges and do not unwrap IPv4-mapped, IPv4-compatible, 6to4, or NAT64 transition...

CVE-2026-55787 Flyto2 Core: SSRF guard bypass via IPv6 transition addresses (IPv4-mapped / 6to4 / NAT64) in validate_url_ssrf

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.3, validateurlssrf and isprivateip in src/core/utils.py compare resolved addresses only against native private IPv4 and IPv6 ranges and do not unwrap IPv4-mapped, IPv4-compatible, 6to4, or NAT64 transition...

CVE-2026-55787 Flyto2 Core: SSRF guard bypass via IPv6 transition addresses (IPv4-mapped / 6to4 / NAT64) in validate_url_ssrf

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.3, validateurlssrf and isprivateip in src/core/utils.py compare resolved addresses only against native private IPv4 and IPv6 ranges and do not unwrap IPv4-mapped, IPv4-compatible, 6to4, or NAT64 transition...

CVE-2026-55787

The flyto-core execution kernel is vulnerable to Server-Side Request Forgery (SSRF) in versions prior to 2.26.3 due to an incomplete SSRF guard in src/core/utils.py. The validate_url_ssrf and is_private_ip functions fail to unwrap IPv6 transition addresses (such as IPv4-mapped , 6to4 , and NAT64 ...

CVE-2026-55786: Improper Neutralization of Special Elements used in an OS Command

Flyto2 Core is an execution kernel for automation and AI-agent workflows. From 2.26.2 until 2.26.4, the HTTP MCP POST /mcp route accepts unauthenticated JSON-RPC tools/call requests and forwards executemodule arguments to the module registry without the requireauth dependency used by the REST...

CVE-2026-55787: Server-Side Request Forgery (SSRF)

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.3, validateurlssrf and isprivateip in src/core/utils.py compare resolved addresses only against native private IPv4 and IPv6 ranges and do not unwrap IPv4-mapped, IPv4-compatible, 6to4, or NAT64 transition...

CVE-2026-73530

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530 Flyto2 Core < 2.28.0 SSRF Guard Bypass via is_private_ip()

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...

CVE-2026-73530

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address "::" which the kernel routes to loopback identically to "0.0.0.0". Attackers can submit requests or trigg...

CVE-2026-73530

The CVE concerns Flyto2 Core prior to 2.28.0, where SSRF guard bypass is possible via unblocked IPv6 address :: that kernels treat as loopback akin to 0.0.0.0. Attackers can cause requests or 302 redirects through http.get, http.request, and http.batch to reach services bound to IPv6 loopback, by...

CVE-2026-73530 Flyto2 Core < 2.28.0 SSRF Guard Bypass via is_private_ip()

Flyto2 Core before 2.28.0 contains a server-side request forgery guard bypass vulnerability that allows attackers to reach internal services by supplying URLs using the unblocked IPv6 address :: which the kernel routes to loopback identically to 0.0.0.0. Attackers can submit requests or trigger 3...