Zapscape

The KVM Escape Trilogy ITScape CVE‑2026‑46316 | Januscape CVE‑2026‑53359 | Zapscape CVE‑2026‑64561 ---|---|--- Zapscape: Guest-to-Host Escape in KVM/x86 Abstract This document describes the Zapscape CVE-2026-64561 vulnerability discovered and reported by Hyunwoo Kim @v4bel. It is a KVM escape...

igvm

igvm This project is the home of the Independent Guest Virtual Machine IGVM file format. The format specification can be found in the igvmdefs crate, with a Rust implementation of the binary format in the igvm crate. The IGVM file format is designed to encapsulate all information required to laun...

Inferno

ChefKiss Inferno ChefKiss Inferno is derivative of the QEMU project which provides Apple ARM device guest support. !CAUTION Please consider donating/tipping to help continue the project's development, keeping it free and open-source. PayPal or credit/debit card: https://ko-fi.com/chefkiss BTC:...

CVE-2026-53359

🚨 CVE-2026-53359 — Januscape Linux KVM Shadow Paging Use-After-Free Guest-to-Host Escape Januscape is a Linux Kernel KVM vulnerability caused by a Use-After-Free UAF condition in the x86 Shadow MMU. Under vulnerable configurations, a malicious guest can corrupt host memory, leading to host crashe...

CVE-2026-23491

CVE-2026-23491: InvoicePlane has Unauthenticated Path Traversal in Guest Controller Overview Field| Details ---|--- CVE ID| CVE-2026-23491 Severity| CRITICAL Advisory| View Advisory Discovered by| Lukasz Rybak Affected Products InvoicePlane/InvoicePlane Details Summary A path traversal...

poc_salesforce_lightning

PoC for Salesforce lightning Academic purposes Only. This tool dumps the data of Salesforce object through Aura lightning endpoint with the guest privilege. 雑なコードだけど許してくれい Requirement Python3 Usage $ python3 exploit.py -h usage: exploit.py -h -u URL -o OBJECTS OBJECTS ... -l -c -a AURACONTEXT -r...

S-V-Project-Implementation-of-CVE-2015-3256

CVE-2015-3456 VENOM — QEMU Crash PoC and Analysis This repository contains a reproducible crash/DoS proof-of-concept for CVE-2015-3456 "VENOM" using a vulnerable version of QEMU v2.3.0. The project demonstrates: Guest-controlled writes to the virtual floppy disk controller FDC Triggering the...

CVE-2025-66954

CVE-2025-66954 – Buffalo LinkStation Username Enumeration via IDOR Summary A vulnerability in Buffalo LinkStation firmware version 1.85-0.01 allows unauthenticated or guest-level users to enumerate valid usernames and their associated privilege roles. The issue arises due to improper access contr...

CVE-2026-74252

Stored XSS in J2Commerce Guest Checkout via Cookie Filter Bypass J2Commerce comj2store ≤ 4.1.5 — Unauthenticated Attacker Stores XSS Payload That Executes Automatically in Administrator Browser on Page Load SUMMARY J2Commerce 4.1.5 is vulnerable to Stored Cross-Site Scripting XSS through the gues...

SharpSphere

SharpSphere - Attacking vSphere Infrastructure Credit @jkcoote & @grzryc Full walk-through and examples available here. Version History 1.0 - Initial Release 2.0 - Added supported for pass-through authentication using SSPI. 2.1 - Added support for Linux target VMs with --linux, and added a...

cve-2023-31346-poc

Firmware Memory Leak The code here aims to demonstrate the memory leaks in guest messages headers and the CPUID request guest message. Prerequisites Install rustup. Install a Linux kernel with SEV-SNP host support. I used a kernel with my a few of own patches...

tvm-recover

中文 English tvm-recover 关联 Zenodo 记录：10.5281/zenodo.23474767。 ⚠️ 免责声明： 本项目仅用于获得授权的安全研究、互操作性分析和教育，不包含或提供商业反作弊系统的绕过功能。使用者须确保拥有分析目标二进制文件的合法权利。 面向 Tencent VM 的虚拟化还原工具。从 .tvm0 段恢复虚拟化代码，提取每个 VM handler 对 guest 寄存器和内存做了什么，并能把还原出的函数写回二进制，作为只读可执行段，从而恢复PE便于读取。 .tvm0 段 - VM 语义 - guest 级 listing - LLVM IR -...

0vercl0k

0vercl0k PoC for CVE-2021-28476 a guest-to-host "Hyper-V Remote Code Execution Vulnerability" in vmswitch.sys...

cve-2022-31705

CVE-2022-31705 Intro https://www.vmware.com/content/vmware/vmware-published-sites/us/security/advisories/VMSA-2022-0033.html.html Test on windows vmware workstation 16.2.0, with guest os ubuntu server 22 At leat one usb device is be attached to guest machine change the 'qh-field4' in the ehci.c...

CVE-2026-53360-POC

CVE-2026-53360: KVM SEV-SNP PSC heap out-of-bounds Proof of concept for a heap out-of-bounds read and write in KVM's SEV-SNP Page State Change PSC handling. A malicious SEV-SNP guest makes the host kernel walk a PSC entry array off the end of its slab allocation. That leaks the layout of...

icebox

IceBox Icebox is a Virtual Machine Introspection solution that enable you to stealthily trace and debug any process kernel or user. It's based on project Winbagility. Files which might be helpful: INSTALL.md: how to install icebox. BUILD.md: how to build icebox. Demo Project Organisation fdp: Fas...

csumguard

csumguard An interim packet-admission guard and supervised launcher for CVE-2026-99999. It drops dangerous guest traffic on a VM's TAP interface before the host kernel can reach skbchecksumhelp. Written in pure C11 and eBPF with zero interpreted scripts. Security Status: GAL 1 · CVE containment...

ITScape

ITScape: Guest-to-Host Escape in KVM/arm64 Abstract This document describes the ITScape CVE-2026-46316 vulnerability reported and patched by Hyunwoo Kim @v4bel. It is a KVM escape vulnerability that lets a guest escape to the host in a KVM/arm64 environment and run commands on the host with kerne...

CVE-2021-28476

CVE-2021-28476: a guest-to-host "Microsoft Hyper-V Remote Code Execution Vulnerability" in vmswitch.sys. This is a proof of concept for CVE-2021-28476 "Hyper-V Remote Code Execution Vulnerability", an arbitrary memory read in vmswitch.sys network virtualization service provider patched by Microso...

CVE-2021-28476

CVE-2021-28476: Hyper-V vmswitch.sys arbitrary pointer dereference from guest VM Summary: A Hyper-V guest virtual machine can trigger a Denial-of-Service condition on its underlying host due to unsafe parsing of input by the VmsIfrInfoParamsOIDSWITCHNICREQUEST function in vmswitch.sys. The crash ...