CopyEscape-CVE-2026-17106

CopyEscape: Taking Over Docker Hosts with docker cp CVE-2026-17106 This is the proof-of-concept repository for the blog post CopyEscape: Taking Over Docker Hosts withdocker cp — CVE-2026-17106. CopyEscape allows a malicious running container to race Docker's archive producer and create an...

CVE-2026-5843

CVE-2026-5843 PoC Minimal OCI registry that serves a malicious model to exploit the modelfile importlib execution path in mlx-lm. When Docker Model Runner loads the model for inference, model.py executes on the host as the logged-in user. Requires: Docker Desktop ≤ 4.70.x Apple Silicon with Model...

CVE-2019-5736

CVE-2019-5736 Reference: cve-2019-5736-poc 1. edit poc command in stage2.cve 2. build docker docker build -t cve . 3. run docker docker run -d cve /bin/bash -c "tail -f /dev/null" 4. backup docker-runc cp /usr/bin/docker-runc /usr/bin/docker-runc.bak 5. docker exec -it docker-id /bin/bash 6. edit...

CVE-2019-5736-POC

Breaking out of Docker via RunC A proof of concept code for CVE-2019-5736 This POC is heavily based on YuvalAvra's POC. I do not claim any credit for the code utilised in this POC. More information about this vulnerability and a demonstration of how it can be exploited can be found in the...

cve-2024-21626-runc-1.1.11-escape

CVE-2024-21626 - runc Leaky Vessels Overview Field| Detail ---|--- CVE| CVE-2024-21626 Affected Component| runc ≤ 1.1.11 Vulnerability Class| Container escape via file descriptor leak Nickname| Leaky Vessels Root Cause runc leaks an internal file descriptor typically fd/7 pointing to the host...

insject

Insject insject is a tool for poking at containers. It enables you to run an arbitrary command in a container or any mix of Linux namespaces. It supports three main use-cases: LDPRELOAD-mode using libsetns.so LDPRELOAD=./libsetns.so SETNSARGS="..." Running a host command in a container insject...

Copy-Fail-CVE-2026-31431-Kubernetes-PoC

Copy Fail CVE-2026-31431 — Kubernetes Container Escape PoC A proof-of-concept demonstrating how a fully unprivileged container can achieve node-level code execution on Kubernetes by exploiting the CVE-2026-31431 Linux kernel page-cache corruption bug through shared container image layers...

CVE-2026-31431-Copy-Fail

CVE-2026-31431 — "Copy Fail": Linux Kernel algifaead Local Privilege Escalation CISA KEV | CVSS 7.8 HIGH | Affects Linux kernels 4.14 – early 2026 9 years Table of Contents 1. Executive Summary 2. Risk Assessment 3. Technical Deep Dive 4. Attack Methodology — Red Team 5. Detection & Incident...

copy-fail-CVE-2026-31431

CVE-2026-31431 Copy Fail exploit Author: pyroceper Tested on: Ubuntu 25.10 x8664 $ make $ ./exploit Detected kernel: 6.17.0 Making backup of /etc/passwd to /tmp Backup saved as /tmp/passwd.bak Obtaining root shell... id uid=0pwn gid=0root groups=0root whoami pwn CREDITS & REFERENCES: Original...

CVE-2026-31431-Container-Escape

CVE-2026-31431 Container Escape Container escape via runC...

CVE-2026-31431

🚨 CVE-2026-31431: Copy Fail A critical 9-year-old flaw in the Linux kernel that allows obtaining root access in seconds 📋 Executive Summary Attribute| Details ---|--- CVE| CVE-2026-31431 Nickname| Copy Fail Type| Local Privilege Escalation LPE CVSS| 7.8 High Discovered by| Theori Xint Code...

CVE-2026-31431-Copy-Fail-Container-Escape

CVE-2026-31431-Copy-Fail-Container-Escape Demo https://github.com/user-attachments/assets/2cb0cb67-789a-4461-a0b8-1fe878d9426e Prerequisite Container vulnerable to CVE-2026-31431 Container healthcheck configured and healthcheck CMD known Obtained root access inside the container if not, you can...

CVE-2026-31431

CVE-2026-31431 — Copy Fail 中文版 732 Bytes to Root on Every Major Linux Distribution CVE-2026-31431 Copy Fail is a logic bug in the Linux kernel's authencesn cryptographic template. It allows an unprivileged local user to trigger a deterministic, controlled 4-byte write into the page cache of any...

CVE-2026-31431-PocC

CVE-2026-31431-PoC CVE-2026-31431 PoC reproduced in C, usable for exploitation when Python is not available on the target environment. Vulnerability Basic Information Vulnerability type: Linux kernel AFALG subsystem page cache poisoning, achieving local privilege escalation and possible container...

Container_escape

Disposable Ubuntu container VM This directory builds and runs an Ubuntu Docker container inside a disposable Ubuntu QEMU guest. PoCs are copied into the guest and are never executed by the host scripts. Host dependencies Bash QEMU x86-64 and qemu-img curl OpenSSH client tools xorriso socat only...

yc-mk8s-copy-fail-mitigation

Copy Fail / Dirty Frag Mitigation for Yandex Managed Kubernetes Automatic application of mitigation for vulnerabilities CVE-2026-31431, CVE-2026-43284 and CVE-2026-43500 in the Linux kernel on all worker nodes of a Yandex Managed Kubernetes cluster. Vulnerability Description CVE ID: CVE-2026-4328...

copy-fail-CVE-2026-31431

Vulnerability Description Root Cause In 2017, the Linux kernel crypto module authencesn introduced an in-place optimization for AEAD Authenticated Encryption with Associated Data operations. This optimization caused read-only pages in the page cache to be incorrectly placed into a writable...

wg.copyfail.patch

CVE-2026-31431 aka Copy.Fail eBPF workaround Why it matters This CVE allows authorized user change cache copy of any readable file, which leads to Local Privilege Escalation aka local root exploit, sandbox/container escape and other issues. It works by creating AFALG socket that is provided by...

CVE-2025-9074-docker-escape

CVE-2025-9074-Docker Escape HTB MonitorsFour This code is for educational purposes only and controlled environments such as laboratories Hack The Box. Do not use on systems without authorization. This repository contains an exploit script for the Docker Remote API exposed without authentication...

cve-2026-31431-detection

CVE-2026-31431 "Copy Fail" — Defensive Detection Package A production-ready collection of detection rules and triage guidance for CVE-2026-31431, a Linux kernel local privilege escalation in the algifaead crypto interface disclosed by Theori Xint Code Research. The vulnerability exploits an...