Toptal GitHub Breach Exposes 73 Repositories and Injects Malware into 10 npm Packages

In what's the latest instance of a software supply chain attack, unknown threat actors managed to compromise Toptal's GitHub organization account and leveraged that access to publish 10 malicious packages to the npm registry. The packages contained code to exfiltrate GitHub authentication tokens...

Embedded Malicious Package

Overview @toptal/picasso-tailwind is a malicious package. through the preinstall and postinstall scripts. A potentially compromised account operating in Toptal's GitHub organization exposed an AWS token, leading to the account being taken over. This allowed the attackers to expose private...

Embedded Malicious Package

Overview @toptal/picasso-typography is a malicious package. through the preinstall and postinstall scripts. A potentially compromised account operating in Toptal's GitHub organization exposed an AWS token, leading to the account being taken over. This allowed the attackers to expose private...

Embedded Malicious Package

Overview @toptal/picasso-forms is a malicious package. through the preinstall and postinstall scripts. A potentially compromised account operating in Toptal's GitHub organization exposed an AWS token, leading to the account being taken over. This allowed the attackers to expose private...

Embedded Malicious Package

Overview @toptal/picasso-utils is a malicious package. through the preinstall and postinstall scripts. A potentially compromised account operating in Toptal's GitHub organization exposed an AWS token, leading to the account being taken over. This allowed the attackers to expose private...

PyPI, npm, and AI Tools Exploited in Malware Surge Targeting DevOps and Cloud Environments

Cybersecurity researchers from SafeDep and Veracode detailed a number of malware-laced npm packages that are designed to execute remote code and download additional payloads. The packages in question are listed below - eslint-config-airbnb-compat 676 Downloads ts-runtime-compat-check 1,588...

Malicious code in eslint-config-airbnb-compat (npm)

The npm package eslint-config-airbnb-compat is a malicious package impersonating the legitimate Airbnb ESLint configuration. It implements a multi-stage remote code execution attack: 1. The package uses a seemingly benign postinstall script that sets up an environment variable pointing to a...

Malicious code in ts-runtime-compat-check (npm)

The npm package ts-runtime-compat-check is a malicious package that functions as a key component in a remote code execution attack chain. This package: 1. Contains a postinstall script that executes lib/install.js 2. The install script makes HTTP requests to a server specified by an environment...

CVE-2024-13177

Netskope Client on Mac OS is impacted by a vulnerability in which the postinstall script does not properly validate the path of the file “nsinstallation”. A standard user could potentially create a symlink of the file “nsinstallation” to escalate the privileges of a different file on the system...

CVE-2024-13177 Symlink Following in Netskope Client Postinstall Script

Netskope Client on Mac OS is impacted by a vulnerability in which the postinstall script does not properly validate the path of the file “nsinstallation”. A standard user could potentially create a symlink of the file “nsinstallation” to escalate the privileges of a different file on the system...

CVE-2024-13177 Symlink Following in Netskope Client Postinstall Script

Netskope Client on Mac OS is impacted by a vulnerability in which the postinstall script does not properly validate the path of the file “nsinstallation”. A standard user could potentially create a symlink of the file “nsinstallation” to escalate the privileges of a different file on the system...

Netskope Client security vulnerabilities

Netskope Client is a client program from Netskope USA for connecting to manage the Netskope Cloud Platform. A security vulnerability exists in Netskope Client that stems from a postinstall script that does not properly validate the path to the nsinstallation file, which could lead to elevation of...

CVE-2025-27554

CVE-2025-27554 affects ToDesktop builds prior to 2024-10-03 where a postinstall script in package.json can be abused to execute arbitrary commands on the build server (e.g., reading secrets from the desktopify config.prod.json) and deploy updates to any app. Multiple sources note no exploitation ...

CVE-2025-27554

ToDesktop before 2024-10-03, as used by Cursor before 2024-10-03 and other applications, allows remote attackers to execute arbitrary commands on the build server e.g., read secrets from the desktopify config.prod.json file, and consequently deploy updates to any app, via a postinstall script in...

CVE-2025-27554: Improper Control of Generation of Code

ToDesktop before 2024-10-03, as used by Cursor before 2024-10-03 and other applications, allows remote attackers to execute arbitrary commands on the build server e.g., read secrets from the desktopify config.prod.json file, and consequently deploy updates to any app, via a postinstall script in...

ToDesktop code injection vulnerability

ToDesktop is an application from ToDesktop, Inc. that converts a Web application code base into a cross-platform desktop application with native functionality. A security vulnerability exists in versions of ToDesktop prior to 2024-10-03, which stems from a postinstall script that allows a remote...

CVE-2024-27301

Support App is an opensource application specialized in managing Apple devices. It's possible to abuse a vulnerability inside the postinstall installer script to make the installer execute arbitrary code as root. The cause of the vulnerability is the fact that the shebang !/bin/zsh is being used...

MAL-2024-8009 Malicious code in tsc-aws-s3 (npm)

The package contains a postinstall script to download and execute an ELF Metasploit reverse shell...

MAL-2024-7792 Malicious code in roblox-ts-core (npm)

This package contains a malicious postinstall script which downloads further payloads and delivers QuasarRAT. --- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 53e846a11945248574678fe65e4f8cd5b4a766ff129c761b615aef0f0c595fa5 Any computer that has this package installe...

Malicious code in noblox.ts-core (npm)

This package is considered malicious because it contains a heavily obfuscated postinstall.js script with multiple stages of payload execution, resulting in the delivery of QuasarRAT. This allows command and control by a malicious actor. --- -= Per source details. Do not edit below this line.=-...