CVE-2026-66066

CVE-2026-66066 — KindaRails2Shell Rails Active Storage/libvips 任意文件读取 → SECRETKEYBASE 窃取 → RCE 概述 CVE-2026-66066 是一个严重级别（CVSS 9.5）的预认证 任意文件读取到远程代码执行链，存在于 Ruby on Rails Active Storage 中，影响默认配置下的 Rails 7.2.0–7.2.3.1 、8.0.0–8.0.5 和 8.1.0–8.1.3 。 该漏洞利用了跨越 Rails、libvips、libmatio 和 HDF5 的四层解析器混淆...

CVE-2026-66066-POC

CVE-2026-66066 的 PoC - 最小化 stock Rails/libvips 实验环境 本仓库复现了 GHSA-xr9x-r78c-5hrm 所描述的 Rails Active Storage 文件读取到 RCE 攻击链，针对 Rails 8.1.3（受影响的 Rails 8.1 最新版本）进行复现。Rails 8.1.3.1 是已修补的对照组。 请仅在此处所述的一次性本地实验环境中使用。HTTP 驱动拒绝非 loopback 目标（不过修改 Python 代码以对其他目标进行授权测试非常简单）。 严格的目标/攻击者边界 目标是常规的 Rails 应用程序。其最终镜像包含...

CVE-2026-66066

CVE-2026-66066 — KindaRails2Shell Ruby on Rails Active Storage + libvips 任意文件读取 → 条件性远程代码执行RCEPoC 工具。 单文件,Python 3.11+ 纯标准库零依赖 ,内置 MAT/HDF5 混合载荷、纯 Python PNG 像素解码器、偏移读取、密钥恢复、RCE 与扫描模式。 漏洞简述 Rails 信任客户端自报的 contenttype直接上传端点,libvips 则嗅探文件 magic bytes——同一个文件在两层被当成两种格式 。攻击者构造"前 10 字节文本声称 MATLAB 5.0、字...

KindaRails2Shell

KindaRails2Shell：CVE-2026-66066 一个零依赖、单文件的 PoC（概念验证）以及仅限环回地址的 Docker 实验环境，针对 Rails Active Storage/libvips 任意文件读取漏洞。它还演示了安全公告中所述的、从恢复的 secretkeybase 到伪造图像变体并执行命令的条件式提权。 受影响版本：Rails 7.2.0–7.2.3.1、8.0.0–8.0.5 和 8.1.0–8.1.3 已修复版本：Rails 7.2.3.2、8.0.5.1 和 8.1.3.1 运行环境：Python 3.11+，仅使用标准库 适用范围：授权测试与本地研究...

rails-forensics-CVE-2026-66066

rails-forensics-CVE-2026-66066 Tooling and method for answering two questions about a Rails application and CVE-2026-66066, the Active Storage and libvips arbitrary file read known as KindaRails2Shell: 1. Was I vulnerable, and for how long? 2. Was I exploited, and if so, what left the building? T...

rails-activestorage-vips-audit

rails-activestorage-vips-audit An Agent Skill that audits Ruby on Rails repositories for exposure to CVE-2026-66066 KindaRails2Shell — the Active Storage libvips variant-processing vulnerability that allows arbitrary file read and, in a Rails application, remote code execution. The skill is a...

CVE-2026-88360

A flaw was found in libvips, an image processing library. When handling specially crafted little-endian PFM Portable Float Map images, an attacker could trigger an unaligned memory access. This occurs if the image's text header length is not a multiple of four bytes, causing the loader to expose...

Linux Distros Unpatched Vulnerability : CVE-2026-88360

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, t...

DEBIAN-CVE-2026-88360

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

CVE-2026-88360

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

UBUNTU-CVE-2026-88360

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

CVE-2026-88360: Undefined Security Weakness

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

CVE-2026-88360

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

CVE-2026-88360

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

EUVD-2026-85910

libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vipsavgscan subsequently...

CVE-2026-88360

Removed by vendor...

PT-2026-97815

Name of the Vulnerable Software and Affected Versions libvips version 8.19.0 Description A memory access issue occurs when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader may expose pixel data at an address not properly...

CVE-2026-88360

The libvips 8.19.0 library is vulnerable to a memory access issue when processing little-endian PFM images . The root cause is that an mmap-based loader may expose pixel data at an address improperly aligned for float access if the PFM text header length is not a multiple of four bytes. This occu...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : libvips vulnerability (USN-8755-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8755-1 advisory. It was discovered that libvips incorrectly handled specially crafted TIFF images when saving them as HEIF images. An attacker...

USN-8755-1: libvips vulnerability

It was discovered that libvips incorrectly handled specially crafted TIFF images when saving them as HEIF images. An attacker could possibly use this issue to cause libvips to crash, resulting in a denial of service...