copy-fail-CVE-2026-31431-php

CVE-2026-31431 Copy Fail PHP PoC www-data@jumpbox:/home$ id uid=33www-data gid=33www-data groups=33www-data www-data@jumpbox:/home$ uname -a Linux testbox 5.15.0-136-generic 147-Ubuntu SMP Sat Mar 15 15:53:30 UTC 2025 x8664 x8664 x8664 GNU/Linux www-data@jumpbox:/home$ php CVE-2026-31431.php id...

Invoke-HiveNightmare

Invoke-HiveNightmare PowerShell-based PoC for CVE-2021-36934, which enables a standard user to be able to retrieve the SAM, Security, and Software Registry hives in Windows 10 version 1809 or newer. Situation In specific versions of Windows 10, standard users have read/execute rights to files in...

Copy-Fail-CVE-2026-31431-Statically-PoC

Copy-Fail CVE-2026-31431 Static Go PoC This repository contains a Go port of the public Python proof of concept from theori-io/copy-fail-CVE-2026-31431. The program is Linux-only. It uses the Linux AFALG interface, AEAD control messages, and splice2 to preserve the behavior of the original PoC...

CVE-2026-31431

Copy Fail - CVE-2026-31431 Technical Writeup Tested Distro / Version Distro| Version ---|--- Ubuntu 24.04 LTS| 6.17.0-1007-aws Amazon Linux 2023| 6.18.8-9.213.amzn2023 RHEL 10.1| 6.12.0-124.45.1.el101 SUSE 16| 6.12.0-160000.9-default...

DIRTYFAIL

DIRTYFAIL A unified detector and PoC harness for the Copy Fail and Dirty Frag Linux page-cache write vulnerability families. ██████╗ ██╗██████╗ ████████╗██╗ ██╗███████╗ █████╗ ██╗██╗ ██╔══██╗██║██╔══██╗╚══██╔══╝╚██╗ ██╔╝██╔════╝██╔══██╗██║██║ ██║ ██║██║██████╔╝ ██║ ╚████╔╝ █████╗ ███████║██║██║ █...

ansible-role-cve-2026-31431

ansible-role-cve-2026-31431 Ansible role to apply and later remove the modprobe.d mitigation for CVE-2026-31431 "Copy Fail" in the Linux kernel's AFALG / algifaead subsystem. Tested on Debian. Pull requests for other distributions, edge cases, or improvements are very welcome. What it does The ro...

Weekly-Breach-Investigation--006

Copy Fail Vulnerability CVE-2026-31431 Summary High-severity local privilege escalation flaw in the Linux kernel, allowing unprivileged users to gain root access by corrupting the in-memory page cache. Impacts Linux distributions since 2017 and poses serious risks to cloud and containerized...

copy-fail-CVE-2026-31431-C

copy-fail-CVE-2026-31431-C Verified on ubuntu 18.04,ubuntu 20.04,ubuntu 22.04,kali 2024,kali 2025,kali 2026 gcc -o exploit exploit.c -lz && chmod +x exploit && ./exploit Verified on ubuntu 25.04 arm64 gcc -o exploit exploitaarch64.c -lz && chmod +x exploit && ./exploit...

fix-cve-2026-3143

fix-cve-2026-3143 Diagnostics and remediation for CVE-2026-31431 copy fail Installation Copy the installation script to the clipboard and run it in the command line sudo apt install git && cd && git clone https://github.com/ClimbMunchkin/fix-cve-2026-3143.git fix-cve-2026-3143 && chmod +x...

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-exp

Adapted from https://github.com/theori-io/copy-fail-CVE-2026-31431. Added payload encryption and obfuscation, cache write-back to improve system stability, adaptive chunking, zero dependencies, multi-architecture support x86, arm, i386, etc., and other features. In theory, it can be exploited on...

CVE-2026-43503

🚨 CVE-2026-43503 — DirtyClone When Shared Memory Stops Being Shared Safely. A Local Privilege Escalation vulnerability caused by improper propagation of the SKBFLSHAREDFRAG flag inside the Linux networking stack. 📖 Overview CVE-2026-43503 , nicknamed DirtyClone , is a High Severity Local Privileg...

copy-fail-tiny-elf-CVE-2026-31431

Copy Fail Tiny ELF - CVE-2026-31431 Minimal 436-bytes exploit for Copy Fail, thanks to the power of golfing Magic This ELF ultra golfs the exploit by being totally unmapped, rwx, and by using itself conditionally as the ELF payload to use to poison the cache. More cursed ELF internals golfs comin...

cookie-monster

Cookie-Monster-BOF Steal browser cookies for edge, chrome and firefox through a BOF! Cookie Monster BOF will extract the WebKit Master Key and the App Bound Encryption Key for both Edge and Chrome, locate a browser process with a handle to the Cookies and Login Data files, copy the handles and th...

CVE-2026-31431-cleaned

copyFail.py — CVE Exploit Analysis Report Summary copyFail.py is a proof-of-concept PoC exploit that demonstrates a local privilege escalation vulnerability in the Linux kernel. By abusing the splice system call in combination with crafted socket options, the exploit gains the ability to corrupt...

CVE-2026-31431-Copy-Fail

CVE-2026-31431 - Verification and Mitigation Script This repository documents a Bash script used to assess exposure to CVE-2026-31431 on Linux hosts, with a focus on Ubuntu, and to apply a simple mitigation by blocking the algifaead module. Language versions: English: README.md Portuguese:...

WordPress Secure Copy Content Protection and Content Locking <2.8.2 - SQL Injection

WordPress Secure Copy Content Protection and Content Locking plugin before 2.8.2 contains a SQL injection vulnerability. The plugin does not escape the sccpid parameter of the ayssccpresultsexportfile AJAX action, available to both unauthenticated and authenticated users, before using it in a SQL...

CVE-2026-31431-Linux-Copy-Fail

CVE-2026-31431 - Linux Copy-Fail Exploit Rust A Rust implementation of a local privilege escalation exploit for CVE-2026-31431 Copy-Fail. It allows executing customized shellcode such as Meterpreter Introduction Xint disclosed CVE-2026-31431, an arbitrary page cache write vulnerability that chain...

Copy-Fail-Exploit-CVE-2026-31431

Copy-Fail-Exploit-CVE-2026-31431 unning the Python Exploit 1. Execute directly python3 copyfailexp.py Compiling the C Version 1. Compile gcc copyfailexp.c -o copyfail 2. Make executable chmod +x copyfail 3. Run exploit ./copyfail su...

copy-fail-check

copy-fail-check CVE-2026-31431 Helper based on https://copy.fail/ Copy Fail Quick Check Interactive bash helper to review basic exposure related to CVE-2026-31431 Copy Fail and apply a temporary mitigation based on algifaead. Target compatibility Mainly intended for: Debian / Ubuntu AlmaLinux /...