vm2: NodeVM builtin denylist bypass via fs/promises despite -fs, allowing host filesystem writes

Summary NodeVM's builtin wildcard policy can allow sandboxed code to access fs/promises even when the embedder denies fs. With the following configuration: js require: builtin: '', '-fs', '-childprocess' require'fs' and require'childprocess' are blocked, but require'fs/promises' and...

NPM: vm2: NodeVM builtin denylist bypass via fs/promises despite -fs, allowing host filesystem writes

NPM: vm2: NodeVM builtin denylist bypass via fs/promises despite -fs, allowing host filesystem writes vulnerability discovered by ? in WordPress Npm vm2 versions = 3.11.6...

CVE-2024-21626-PoC

CVE-2024-21626 Causa raíz & Prueba de código ¿Cómo usar poc-autoplay? make install make uninstall 1. Causa raíz En versiones de runc v1.1.11 e inferiores, al abrir el directorio /sys/fs/cgroup del host para configurar cgroups, se dejaba ese descriptor de archivo abierto sin cerrar para el proceso...

postcss: PostCSS: Information disclosure and denial of service via crafted CSS input

A flaw was found in PostCSS, a tool that processes CSS files. An attacker who provides specially crafted CSS input containing a malicious source map comment can cause the system to read arbitrary files from the local filesystem. This can lead to the disclosure of sensitive information, specifical...

CVE-2021-33909

Sequoia CVE-2021-33909 Compilación gcc exploit.c -o exploit Ejecución chmod +x exploit ./exploit Una sola línea gcc exploit.c -o exploit;chmod +x exploit;./exploit Créditos...

CVE-2025-34159

CVE-2025-34159: Inyección de Docker Compose en Coolify Resumen de la vulnerabilidad Campo| Valor ---|--- ID CVE| CVE-2025-34159 Afecta| Coolify ≤ v4.0.0-beta.420.6 Corregido en| v4.0.0-beta.420.7 Gravedad| Crítica CVSS 4.0| CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H CWE| CWE-...

CVE-2024-21626-POC

CVE-2024-21626-POC 使用说明 仅供教育/研究使用，任何与教育/研究无关的行为所产生的风险自行负责 使用 docker build . -t cve-2024-21626 docker run -it --rm cve-2024-21626 bash /poc.sh 另起一个terminal /bin/bash.copy 注意 不同docker/runc版本使用的具体文件描述符有所不同，例如docker server:20.10.17 && runc version 1.1.2 的情况下使用 /proc/self/fd/9，实际的 fd...

CVE-2023-0386

编译 make all 使用 启动两个终端，在第一个终端中输入 ./fuse ./ovlcap/lower ./gc 在第二个终端输入 ./exp 效果 提权效果 展示效果...

CVE-2022-1011

CVE-2022-1011 修复链接：https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=0c4bcfdecb1ac0967619ee7ff44871d93c08c909 该漏洞主要是由于漏洞的主要只由于splice的异步的特性，导致可以在用户文件系统进程中（服务端）保留服务请求的进程（客户端）的一段内存。文件系统进程在write关闭后仍然保持着对write源内存页的引用（文件系统进程只有读的权限，个人感觉危害不大:）。...

CVE-2024-50379-POC

Explotación y POC de CVE-2024-50379 Este repositorio contiene una Prueba de Concepto POC para CVE-2024-50379 , una vulnerabilidad que afecta a Apache Tomcat. El problema implica una condición de carrera de Tiempo de Verificación Tiempo de Uso TOCTOU , que puede llevar a Ejecución Remota de Código...

CVE-2025-65345

CVE-2025-65345 – Recorrido de ruta autenticado desde la función Zip que lleva a la divulgación del sistema de archivos en laravel-file-manager v3.3.1 🧭 Resumen Una vulnerabilidad de Recorrido de Directorio autenticado en laravel-file-manager v3.3.1 y anteriores permite a atacantes con acceso a la...

CVE-2025-40271

🔴 CVE-2025-40271：Linux 内核中严重的使用后释放漏洞 🛡️ 漏洞详情 CVE-2025-40271 是一个影响 Linux 内核 /proc 文件系统的 严重使用后释放（UAF）漏洞 。该缺陷存在于负责列出 /proc 中目录内容的 procreaddirde 函数中。 🔍 问题所在 当通过 rberase 从二叉搜索树（rbtree）中删除一个 目录项（PDE） 时，内核未将该节点标记为空 。这会导致一种危险情况： 如果某个进程正在读取目录 （例如 /proc/pid/net/devsnmp6/），而另一个进程同时删除网络接口 （如 tun...

kata-cve-2020-2023-poc

kata-cve-2020-2023-poc 1. Entorno de reproducción Nota: El entorno requiere soporte KVM https://github.com/ssst0n3/dockerarchive/tree/branchubuntu-20.04docker-ce-19.03.11containerd.io-1.4.9kata-1.11.0 $ git clone https://github.com/ssst0n3/dockerarchive.git $ cd dockerarchive $ git checkout...

CVE-2025-9074

CVE-2025-9074 – Escape total de Docker en Docker Desktop para Windows y macOS 📌 Descripción Docker Desktop expone la API interna del motor de Docker en http://192.168.65.7:2375 a cualquier contenedor en ejecución — sin autenticación ni control de acceso. Dado que el motor puede montar el sistema ...

BIT-LIBPHP-2026-17545 PHP on Windows: Reserved Device Names Are Not Rejected Before File/Stream I/O which can cause DoS

On Windows, PHP's filesystem and stream APIs do not reject reserved device names such as CON, PRN, AUX, NUL, COM1 to COM9, LPT1 to LPT9, CONIN$ and CONOUT$ when they appear as a component of a path. An attacker-controlled filename therefore reaches CreateFileW and opens a device instead of the...

CLEANSTART-2026-WY70417 logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem

Security vulnerability affects the util-linux package. A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem...

Chromium CVE-2026-93380: Race condition in FileSystem

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

AlmaLinux 9.2 [TuxCare] Security Update: vim-X11 / vim-common / vim-enhanced / vim-filesystem / vim-minimal (ALMALINUX9.2:CLSA-2025:1737655662)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1737655662 advisory. - Use After Free in GitHub repository vim/vim prior to 9.0.1840. CVE-2023-4733 Note that Nessus has not tested for this issue but has instead...

AlmaLinux 9.6 [TuxCare] Security Update: vim-X11 / vim-common / vim-enhanced / vim-filesystem / vim-minimal Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1777313322)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777313322 advisory. - Heap-based Buffer Overflow in function cmdlineerasechars in GitHub repository vim/vim prior to 8.2.4899. This vulnerabilities are...

AlmaLinux 9.2 [TuxCare] Security Update: vim-X11 / vim-common / vim-enhanced / vim-filesystem / vim-minimal (ALMALINUX9.2:CLSA-2025:1737024110)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1737024110 advisory. - vim is vulnerable to Heap-based Buffer Overflow CVE-2021-3903 Note that Nessus has not tested for this issue but has instead relied only on...