EUVD-2026-59117

In the Linux kernel, the following vulnerability has been resolved: dibs: loopback: validate offset and size in movedata The loopback movedata performs a memcpy into the registered DMB without checking whether offset + size exceeds the DMB length. Unlike real ISM hardware, which enforces memory...

CVE-2026-72018 dibs: loopback: validate offset and size in move_data()

In the Linux kernel, the following vulnerability has been resolved: dibs: loopback: validate offset and size in movedata The loopback movedata performs a memcpy into the registered DMB without checking whether offset + size exceeds the DMB length. Unlike real ISM hardware, which enforces memory...

PT-2026-72207

In the Linux kernel, the following vulnerability has been resolved: dibs: loopback: validate offset and size in move data The loopback move data performs a memcpy into the registered DMB without checking whether offset + size exceeds the DMB length. Unlike real ISM hardware, which enforces memory...

PT-2026-72965

In the Linux kernel, the following vulnerability has been resolved: dibs: fix use-after-free of dmb node in loopback attach/detach/unregister dibs lo attach dmb, dibs lo detach dmb and dibs lo unregister dmb look up the dmb node under dmb ht lock, drop the lock and only then operate on the node's...

Linux Distros Unpatched Vulnerability : CVE-2026-74513

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - dibs: fix use-after-free of dmbnode in loopback attach/detach/unregister dibsloattachdmb, dibslodetachdmb and dibslounregisterdmb look up the dmbnode under...

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 < 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-2026-49857

auth-fetch-mcp is an MCP server that lets AI assistants fetch content from authenticated web pages. Version 3.0.1 implements SSRF protection in assertSafeUrl src/security.ts to block requests to private and loopback addresses. However, the isPrivateV6 function fails to detect IPv4-mapped IPv6...

EUVD-2026-58054

auth-fetch-mcp is an MCP server that lets AI assistants fetch content from authenticated web pages. Version 3.0.1 implements SSRF protection in assertSafeUrl src/security.ts to block requests to private and loopback addresses. However, the isPrivateV6 function fails to detect IPv4-mapped IPv6...

CVE-2026-49857 auth-fetch-mcp has SSRF Protection Bypass via IPv4-mapped IPv6 Loopback

auth-fetch-mcp is an MCP server that lets AI assistants fetch content from authenticated web pages. Version 3.0.1 implements SSRF protection in assertSafeUrl src/security.ts to block requests to private and loopback addresses. However, the isPrivateV6 function fails to detect IPv4-mapped IPv6...

CVE-2026-49857 auth-fetch-mcp has SSRF Protection Bypass via IPv4-mapped IPv6 Loopback

auth-fetch-mcp is an MCP server that lets AI assistants fetch content from authenticated web pages. Version 3.0.1 implements SSRF protection in assertSafeUrl src/security.ts to block requests to private and loopback addresses. However, the isPrivateV6 function fails to detect IPv4-mapped IPv6...

CVE-2026-49857

auth-fetch-mcp has an SSRF protection bypass via IPv4-mapped IPv6 loopback. The root cause is in isPrivateV6() handling of hex-normalized IPv4-mapped addresses; input like http://[::ffff:127.0.0.1]:PORT/ becomes http://[::ffff:7f00:1]:PORT/ and net.isIPv4 returns false, allowing requests to priva...

CVE-2026-49857

auth-fetch-mcp is an MCP server that lets AI assistants fetch content from authenticated web pages. Version 3.0.1 implements SSRF protection in assertSafeUrl src/security.ts to block requests to private and loopback addresses. However, the isPrivateV6 function fails to detect IPv4-mapped IPv6...

CVE-2026-72809

SiYuan versions = v3.7.2 patched in v3.7.4 contain an authentication bypass vulnerability in the kernel's CheckAuth function, which grants the administrator role RoleAdministrator to any request whose RemoteAddr is loopback 127.0.0.1 for a specific set of endpoints including /api/system/exit,...

CVE-2026-72809

SiYuan versions = v3.7.2 patched in v3.7.4 contain an authentication bypass vulnerability in the kernel's CheckAuth function, which grants the administrator role RoleAdministrator to any request whose RemoteAddr is loopback 127.0.0.1 for a specific set of endpoints including /api/system/exit,...

CVE-2026-72809 SiYuan before v3.7.4 Authentication Bypass via Localhost Trust

SiYuan versions = v3.7.2 patched in v3.7.4 contain an authentication bypass vulnerability in the kernel's CheckAuth function, which grants the administrator role RoleAdministrator to any request whose RemoteAddr is loopback 127.0.0.1 for a specific set of endpoints including /api/system/exit,...

CVE-2026-72809

Summary: SiYuan before v3.7.4 contains an authentication bypass in the kernel’s CheckAuth function that grants the administrator role to any request from the loopback address for a specific set of endpoints (e.g., /api/system/exit, getNetwork, getWorkspaceInfo, /assets/, /export/ ). The bypass oc...

PT-2026-71251

SiYuan versions = v3.7.2 patched in v3.7.4 contain an authentication bypass vulnerability in the kernel's CheckAuth function, which grants the administrator role RoleAdministrator to any request whose RemoteAddr is loopback 127.0.0.1 for a specific set of endpoints including /api/system/exit,...

CVE-2026-73087

Dozzle is a realtime log viewer for docker containers. From 10.5.2 until 10.6.15, the isBlockedIP SSRF guard in internal/notification/dispatcher/webhook.go, used by safeDialContext for webhook notification URLs, does not inspect IPv4 addresses embedded in 6to4, NAT64, Teredo, or IPv4-compatible...