CVE-2026-3844

CVE-2026-3844 — Breeze Cache RCE Unauthenticated Arbitrary File Upload → Remote Code Execution Field| Value ---|--- CVE| CVE-2026-3844 CVSS| 9.8 Critical Plugin| Breeze Cache Cloudways Affected| ≤ 2.4.4 Fixed| 2.4.5 Discovered by| Hung Nguyen bashu PoC by| halilkirazkaya Overview Breeze Cache...

copyfail-rs

copyfail-rs Multi-vector PoC + paired detection for CVE-2026-31431 CopyFail. Includes a novel PAM auth-bypass vector that no other public PoC ships. Detection mode catches what AIDE / Wazuh / OSSEC / Tripwire structurally cannot. Single static binary. 108 KB. nostd musl. Demo noot@host:$...

CVE-2026-31431

copyfun simple cve 2026-31431 exploit demonstration copyfun will poison the cache for the specified target file with the provided payload bytes...

CopyFile_CVE-2026-31431

CopyFileCVE-2026-31431 Copy Fail CVE-2026-31431 – Local Privilege Escalation Exploit A logic bug in the Linux kernel’s authencesn AEAD template allows an unprivileged user to write 4 controlled bytes into the page cache of any readable file. The provided Python script corrupts /usr/bin/su in memo...

CVE-2026-3844

CVE-2026-3844 — Breeze Cache = 2.4.4 Unauthenticated Arbitrary File Upload to RCE Overview Field| Value ---|--- CVE| CVE-2026-3844 CVSS| 9.8 Critical CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CWE| CWE-434 — Unrestricted Upload of File with Dangerous Type Plugin| Breeze Cache by Cloudways...

Copy_Grail

copygrail | copy-fail-CVE-2026-31431 copygrail is a compact, single-file C++ implementation of the CVE-2026-31431 "Copy Fail" local privilege escalation vulnerability. It showcases a clean AFALG + splice page cache corruption technique that can be used to overwrite a setuid binary and escalate...

CVE-2026-31429-POC

CVE-2026-31429 — Linux Kernel: Cross-Cache Free of KFENCE-Allocated SKB Head via bpfprogtestrunskb Severity: Medium CWE-763: Release of Invalid Pointer or Reference Published: 2026-04-20 Affected subsystem: net/core/skbuff.c — skbkfreehead Researcher: Antonius / w1sdom — Blue Dragon Security...

copyfail-go

CopyFail Go Most Linux LPEs need a race window or a kernel-specific offset. Copy Fail is a straight-line logic flaw — it needs neither. The same 732-byte Python script static Go binary roots every Linux distribution shipped since 2017. A Go implementation of CVE-2026-31431. In case you need a...

linux-copy-fail-CVE-2026-31431

Linux Copy-Fail Analysis CVE-2026-31431 🛡️ This repository contains an in-depth analysis, Proof-of-Concept PoC, and laboratory test results for the CVE-2026-31431 vulnerability, popularly known as "Copy-Fail". Copy-Fail exploits a logic flaw in the Linux Kernel’s Crypto API AFALG combined with the...

CVE-2026-31431

Copy Fail CVE-2026-31431 - Comprehensive Writeup 1. Vulnerability Overview Vulnerability Name: Copy Fail CVE Identifier: CVE-2026-31431 Discovered By / Authors: Xint Code Research Team building upon initial foundational research by Theori researcher Taeyang Lee. "Copy Fail" is a critical logic...

CVE-2026-31431-Patch

CVE-2026-31431 Copy Fail Mitigation & Patch Script Image Before Patch and Vulnerable Image After Patch With Script This repository contains a specialized bash script designed to mitigate and patch CVE-2026-31431 , also known as "Copy Fail". This vulnerability is a critical Local Privilege...

Copy-Fail_Detect_and_mitigate_CVE-2026-31431

Copy Fail - CVE-2026-31431 Detector and Mitigator Detect exposure to CVE-2026-31431 Copy Fail and optionally apply a host-level mitigation by disabling the algifaead kernel module on vulnerable systems. What this repo provides copyfail-check.sh — checks kernel patch status, runtime module exposur...

PATCH-CVE-2026-31431-Ubuntu_Debian

🛡️ CVE-2026-31431 Copy Fail Mitigation - Linux Kernel This repository contains scripts designed to neutralize the critical vulnerability CVE-2026-31431 , nicknamed "Copy Fail" , on Ubuntu systems. !IMPORTANT Compatibility: These scripts are tailored for and tested on Ubuntu Server 24.04 LTS. While...

CVE-2026-31431-Advanced-Exploit

CVE-2026-31431 — Copy Fail Linux Kernel Page Cache Out-of-Bounds Write Vulnerability AFALG AEAD Scatterlist Chain Error Overview The Linux kernel algifaead interface contains a vulnerability that allows unprivileged users to write arbitrary data to the page cache of any readable file — completely...

copyfail

Copy Fail - CVE-2026-31431 PoC in C Local privilege escalation exploit for CVE-2026-31431 Copy Fail, written in C. How It Works 1. ELF parsing : resolves /usr/bin/su's entry point virtual address to a file offset via PTLOAD program headers 2. AFALG setup : binds to authencesnhmacsha256,cbcaes wit...

cve-2026-31431

CVE-2026-31431 "Copy Fail" - Page Cache Corruption Vulnerability Linux kernel page cache corruption via authencesn AEAD manipulation. ⚠️ IMPORTANT: Exploitation Status Update May 1, 2026 After extensive testing on multiple OpenShift 4.20.16 clusters with RHEL 9.6 kernels: ✅ Page Cache Corruption:...

Remote-Desktop-Caching-

Remote-Desktop-Caching- This tool allows one to recover old RDP mstsc session information in the form of broken PNG files. These PNG files allows Red Team member to extract juicy information such as LAPS passwords or any sensitive information on the screen. Blue Team member can reconstruct PNG...

Copy-Fail

CVE-2026-31431 – "Copy Fail" Reachability Checker A simple, safe Python script that determines whether a Linux system is vulnerable to CVE-2026-31431 "Copy Fail", a local privilege escalation that affects all major distributions since kernel 4.14. ⚠️ What is Copy Fail? CVE-2026-31431 is a...

Dirty-Frag-Kubernetes-PoC

Dirty Frag CVE-2026-43284 — Kubernetes Container Escape PoC A proof-of-concept demonstrating how a default, unprivileged Kubernetes Pod can achieve node-level code execution on Amazon EKS by exploiting the Dirty Frag Linux kernel page-cache corruption vulnerability through shared container image...

Copy-Fail-CVE-2026-31431

Copy-Fail-CVE-2026-31431 A proof-of-concept exploit reproduction of the Linux kernel vulnerability CVE-2026-31431 , also known as Copy Fail. Credits to: Copy Fail Affected Systems Linux kernel versions 4.14 and newer Most major distributions released from 2017 until patch deployment Ubuntu, Debia...