CVE-2021-34767

CVE-2021-34767 Description Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers IPv6 Denial of Service Vulnerability A vulnerability in IPv6 traffic processing of Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an...

CVE-2026-100863 Heym before 0.0.91 SSRF via image fetching and IPv6 validation

Heym versions 0.0.90 and earlier contain two server-side request forgery SSRF egress gaps, both remediated in app/services/ssrfguard.py in 0.0.91. First, the LLM image-edit input loader loadimagebytes fetched caller-controlled HTTP/HTTPS URLs with a bare httpx.get, applying only a scheme check an...

CVE-2026-100863

Heym versions 0.0.90 and earlier are vulnerable to Server-Side Request Forgery (SSRF) due to two specific gaps in the app/services/ssrf_guard.py component. First, the LLM image-edit input loader (_load_image_bytes) performed direct httpx.get requests on caller-controlled URLs, bypassing the egres...

CVE-2026-100863 Heym before 0.0.91 SSRF via image fetching and IPv6 validation

Heym versions 0.0.90 and earlier contain two server-side request forgery SSRF egress gaps, both remediated in app/services/ssrfguard.py in 0.0.91. First, the LLM image-edit input loader loadimagebytes fetched caller-controlled HTTP/HTTPS URLs with a bare httpx.get, applying only a scheme check an...

CVE-2026-101087: Server-Side Request Forgery (SSRF)

Nezha versions 2.0.10 through 2.3.2 use a restricted HTTP client to validate user-configurable notification and DDNS webhook URLs, but the denylist did not cover IPv6 transition ranges — specifically the 6to4 prefix 2002::/16 and the local-use IPv4/IPv6 translation prefix 64:ff9b:1::/48. Because...

CVE-2024-38063

CVE-2024-38063 - SSP H3 For this setupthe one from the video I've used Windows 22H2 19045 and build 2468. this CVE is not patched until 4780 I've tried this with Qemu/KVM but the network adapter was not coalescing the packets from what i've investigated with tcpdump. The solution was to use...

Blackash-CVE-2025-14558

🚨 CVE-2025-14558 : Critical Remote Code Execution in FreeBSD IPv6 🧠 Overview CVE-2025-14558 is a critical Remote Code Execution RCE vulnerability affecting FreeBSD systems that use IPv6 router solicitation services. A flaw in how untrusted network input is handled allows attackers to execute...

CVE-2024-38063-Medium

Este es un PoC algo inestable para CVE-2024-38063, RCE en tcpip.sys parcheado el 13 de agosto de 2024. requisitos pip3 install scapy uso Modifica los campos en el script: iface - Si tienes varios adaptadores, debes elegir cuál usar para enviar paquetes. Por ejemplo, "eth0" en Linux o "Hyper-V...

Citrix-NetScaler-Memory-Leak-CVE-2025-5777

CVE-2025-5777 – Citrix NetScaler Memory Leak Updated PoC This repository contains an updated Proof-of-Concept PoC for exploiting CVE-2025-5777 – a memory leak vulnerability affecting Citrix NetScaler. The original PoC by 0xgh057r3c0n works perfectly, but some users reported connection errors due ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipv6: Proper accounting of fraggap on the paged allocation path In ip6.AppendData, when the paged-allocation branch is taken MSGMORE / NETIFFSG / large fraglen, alloclen and pagedlen are computed as follows: alloclen =...

CVE-2024-38063

CVE-2024-38063 PoC | DKob & N3TCR4SH Resumen Este script es una Prueba de Concepto PoC para explotar CVE-2024-38063. Genera y envía paquetes IPv6 fragmentados maliciosos con opciones de destino específicas para atacar un kernel, lo que podría causar una denegación de servicio o inestabilidad...

AZL-104895 CVE-2026-91768 affecting package php 8.3.33-1

The IPv6 branch of the FastCGI client access check compares only the first 12 bytes of a 16-byte IPv6 address, so listen.allowedclients matches on a /96 prefix instead of the exact address. An attacker who can source an address sharing the first 96 bits with an allowed one passes the check and...

DEBIAN-CVE-2026-91768

The IPv6 branch of the FastCGI client access check compares only the first 12 bytes of a 16-byte IPv6 address, so listen.allowedclients matches on a /96 prefix instead of the exact address. An attacker who can source an address sharing the first 96 bits with an allowed one passes the check and...

CVE-2026-91768

The IPv6 branch of the FastCGI client access check compares only the first 12 bytes of a 16-byte IPv6 address, so listen.allowedclients matches on a /96 prefix instead of the exact address. An attacker who can source an address sharing the first 96 bits with an allowed one passes the check and...

CVE-2026-91768

A flaw was found in PHP. The access control check for Internet Protocol version 6 IPv6 addresses in the FastCGI implementation compares only the first 12 bytes of a 16-byte address instead of the complete address. An attacker on an adjacent network with an address sharing the first 96 bits with a...

CVE-2026-100390

Zoraxy versions 3.2.3 through 3.3.4 fail to properly parse IPv6 addresses in the RemoteAddr field when setting forwarded headers. Unauthenticated attackers connecting over IPv6 can supply arbitrary X-Forwarded-For values to spoof their source IP and bypass authorization provider IP-based access...

CVE-2026-91768 IPv6 ACL bypass in FastCGI listen.allowed_clients due to partial address comparison (memcmp 12 bytes)

The IPv6 branch of the FastCGI client access check compares only the first 12 bytes of a 16-byte IPv6 address, so listen.allowedclients matches on a /96 prefix instead of the exact address. An attacker who can source an address sharing the first 96 bits with an allowed one passes the check and...

CVE-2026-91768

The PHP FastCGI client contains an IPv6 access control bypass vulnerability (CVE-2026-91768 ). The issue stems from the IPv6 branch of the FastCGI client access check, which incorrectly compares only the first 12 bytes of a 16-byte IPv6 address. This causes listen.allowed_clients to match on a /9...

EUVD-2026-87350

The IPv6 branch of the FastCGI client access check compares only the first 12 bytes of a 16-byte IPv6 address, so listen.allowedclients matches on a /96 prefix instead of the exact address. An attacker who can source an address sharing the first 96 bits with an allowed one passes the check and...

CVE-2026-91768

The IPv6 branch of the FastCGI client access check compares only the first 12 bytes of a 16-byte IPv6 address, so listen.allowedclients matches on a /96 prefix instead of the exact address. An attacker who can source an address sharing the first 96 bits with an allowed one passes the check and...