CVE-2026-3888-PoC

CVE-2026-3888: snap-confine and systemd-tmpfiles race This repository contains a proof of concept for the SUIDsnap-confine variant of CVE-2026-3888. The project studies how cleanup of snap's private temporary directory can interact with privileged sandbox construction and a filesystem race. It is...

dirty_sock

dirtysock: Linux Privilege Escalation via snapd In January 2019, current versions of Ubuntu Linux were found to be vulnerable to local privilege escalation due to a bug in the snapd API. This repository contains the original exploit POC, which is being made available for research and education. F...

snap_priv_esc

snapprivesc Another implementation for linux privilege escalation exploit via snapd CVE-2019-7304 What is snap? Snap is a software packaging and deployment system developed by Canonical for the operating systems that use the Linux kernel. The packages, called snaps , and the tool for using them,...

dirty_sock

dirtysock Local Privilege Escalation via snapd CVE-2019-7304 Remastered PoC exploit Credit goes to initstring. Original dirtysock. Usage Wait 40 seconds before executing the script again otherwise it sucks. chmod u+x lpe.py ./lpe.py...

CVE-2026-8933

CVE-2026-8933 — snap-confine set-capabilities Local Privilege Escalation PoC 复现 Qualys 公告《Local Privilege Escalation in set-capabilities versions of snap-confine》（https://cdn2.qualys.com/advisory/2026/07/21/snap-confine-set-capabilities.txt）。 Tested on this machine Ubuntu 25.10 / snapd...

HTB-Snapped-Writeup

HTB-Snapped-Writeup HTB Snapped — Hard Linux machine writeup. CVE-2026-27944 Nginx UI unauthenticated backup disclosure chained with CVE-2026-3888 snapd race condition LPE to achieve full system compromise. HTB: Snapped — Writeup Difficulty: Hard OS: Linux Ubuntu 24.04 Release Date: 23 Mar 2026...

CVE-2026-3888-POC-all-from-the-Qualys-platform.

CVE-2026-3888: snapd Local Privilege Escalation PoC Proof of concept for the local privilege escalation vulnerability in snapd CVE-2026-3888. This flaw allows an unprivileged local attacker to elevate their privileges to root on affected Ubuntu systems by recreating the private directory /tmp/.sn...

snapd 2.73 snap-confine Local Privilege Escalation

snapd version 2.73 contains a local privilege escalation vulnerability in set-capabilities snap-confine. The proof of concept races creation of an udev rule to execute a command as root. https://packetstorm.news/download/237266...

Snapd 2.74.1 Local Privilege Escalation

Snapd version 2.74.1 and prior versions contain a local privilege escalation vulnerability involving snap-confine and systemd-tmpfiles cleanup of snap private temporary directories. The proof of concept demonstrates root access on affected configurations. https://packetstorm.news/download/235385...

dirty_sock

dirtysock: Escalada de Privilegios en Linux a través de snapd En enero de 2019, se descubrió que las versiones actuales de Ubuntu Linux eran vulnerables a la escalada de privilegios locales debido a un error en la API de snapd. Este repositorio contiene el POC original del exploit, que se pone a...

CVE-2026-8933

A flaw was found in snap-confine, a core component of Canonical snapd. This vulnerability allows a local, unprivileged attacker to bypass security restrictions and execute arbitrary code. The flaw occurs due to an issue in how privilege boundaries are initialized when snap-confine operates with...

Snapd Privilege Escalation

The vulnerability of the Snapd service in Ubuntu operating systems is related to errors in privilege management. Exploiting this vulnerability can allow an attacker to increase their privileges...

CVE-2024-5300

A flaw was found in Canonical snapd. The base AppArmor security profile configuration in snapd inadvertently allows strictly confined snap applications to bypass intended sandbox restrictions. This enables a compromised or malicious snap application, when running as root, to access sensitive syst...

Linux Distros Unpatched Vulnerability : CVE-2024-5300

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An access control bypass and information disclosure vulnerability exists in the base AppArmor security profile configuration of Canonical snapd. The abstraction...

Linux Distros Unpatched Vulnerability : CVE-2026-15226

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A sandbox confinement bypass vulnerability exists in Canonical snapd within its internal execution environment compiler snap-confine. The default seccomp securi...

Linux Distros Unpatched Vulnerability : CVE-2026-8933

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure...

New Ubuntu Desktop Vulnerability Turns Local Access Into Root Control

A vulnerability in snap-confine lets an unprivileged user gain root access on affected Ubuntu Desktop systems. Install the latest snapd update to fix the issue...

CVE-2026-8933

A local privilege escalation vulnerability exists in snap-confine, a set-capabilities core component used internally by Canonical snapd to construct the secure execution environment for snap applications. This vulnerability uniquely affects versions of snap-confine configured with set-capabilitie...

CVE-2026-15226

A sandbox confinement bypass vulnerability exists in Canonical snapd within its internal execution environment compiler snap-confine. The default seccomp security templates generated by the engine to restrict system calls do not filter or reject process operations capable of creating or...

CVE-2024-5300

An access control bypass and information disclosure vulnerability exists in the base AppArmor security profile configuration of Canonical snapd. The abstraction rules located in /etc/apparmor.d/abstractions/nss-systemd inherited via inadvertently permit strictly confined snap applications, which...