Sensitive Information Disclosure

electron-updater is vulnerable to Sensitive Information Disclosure. The vulnerability is due to improper handling of credential-bearing HTTP headers during cross-origin redirects, which allows an attacker to obtain sensitive authentication tokens by redirecting update requests to an...

NPM: electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime`

NPM: electron-updater: Cross-origin redirect leaks PRIVATE-TOKEN and mixed-case Authorization credentials in builder-util-runtime vulnerability discovered by ? in WordPress Npm builder-util-runtime versions 9.7.0...

EUVD-2026-40455

electron-updater: Cross-origin redirect leaks PRIVATE-TOKEN and mixed-case Authorization credentials in builder-util-runtime...

NPM: electron-updater: Uncontrolled search path elements within `AppImage` built by `app-builder-lib`

NPM: electron-updater: Uncontrolled search path elements within AppImage built by app-builder-lib vulnerability discovered by ? in WordPress Npm app-builder-lib versions 26.15.0...

EUVD-2026-40456

electron-updater: Uncontrolled search path elements within AppImage built by app-builder-lib...

Linux Distros Unpatched Vulnerability : CVE-2026-54673

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped ...

SUSE CVE-2026-54673

electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization", exposing credentials. Other credential-bearing headers -...

CVE-2026-54673

A flaw was found in electron-updater, a component used for automatic updates in Electron applications. This vulnerability allows a remote attacker to obtain sensitive user credentials. When an Electron application performs an HTTP redirect, the electron-updater's redirect handler fails to strip...

CVE-2026-54672

A flaw was found in electron-updater, a component used for automatic updates in Electron applications. This vulnerability arises because AppImage targets, built by app-builder-lib, incorrectly add the current working directory to the dynamic linker search path when setting the LDLIBRARYPATH...

CVE-2026-54673

electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization", exposing credentials. Other credential-bearing headers —...

CVE-2026-54672

electron-updater allows for automatic updates for Electron apps. Prior to 26.15.0, AppImage targets built by app-builder-lib could use an empty path component when setting the LDLIBRARYPATH environment variable at runtime. This causes the current working directory to be added to the dynamic linke...

CVE-2026-54672

electron-updater allows for automatic updates for Electron apps. Prior to 26.15.0, AppImage targets built by app-builder-lib could use an empty path component when setting the LDLIBRARYPATH environment variable at runtime. This causes the current working directory to be added to the dynamic linke...

CVE-2026-54672 electron-updater: Uncontrolled search path elements within `AppImage` built by `app-builder-lib`

electron-updater allows for automatic updates for Electron apps. Prior to 26.15.0, AppImage targets built by app-builder-lib could use an empty path component when setting the LDLIBRARYPATH environment variable at runtime. This causes the current working directory to be added to the dynamic linke...

CVE-2026-54673 electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime`

electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization", exposing credentials. Other credential-bearing headers —...

CVE-2026-54673 electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime`

electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization", exposing credentials. Other credential-bearing headers —...

CVE-2026-54673

The CVE affects electron-updater (builder-util-runtime component) prior to version 9.7.0. The root cause is that HttpExecutor.prepareRedirectUrlOptions only stripped a credential header named exactly the lowercase string “authorization.” Other credential-bearing headers, notably PRIVATE-TOKEN and...

CVE-2026-54673

electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization", exposing credentials. Other credential-bearing headers —...

CVE-2026-54673 electron-updater: Cross-origin redirect leaks `PRIVATE-TOKEN` and mixed-case `Authorization` credentials in `builder-util-runtime`

electron-updater allows for automatic updates for Electron apps. Prior to 9.7.0, the HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only stripped a credential header whose key string matched exactly lowercase "authorization", exposing credentials. Other credential-bearing headers —...

PT-2026-54019

Name of the Vulnerable Software and Affected Versions electron-updater versions prior to 9.7.0 Description The HTTP redirect handler HttpExecutor.prepareRedirectUrlOptions only removes credential headers that exactly match the lowercase string "authorization". Consequently, other credential-beari...

CVE-2026-54672: Uncontrolled Search Path Element

electron-updater allows for automatic updates for Electron apps. Prior to 26.15.0, AppImage targets built by app-builder-lib could use an empty path component when setting the LDLIBRARYPATH environment variable at runtime. This causes the current working directory to be added to the dynamic linke...