CVE-2026-70606

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 40.10.6, 41.9.1, 42.5.1, and 43.0.0, when a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession...

PT-2026-68979

Impact When a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession instead of the session that handled the protocol. A cached response could then be reused across otherwise isolated session partitions. Apps that u...

PT-2026-68211

Name of the Vulnerable Software and Affected Versions Electron versions prior to 40.10.6 Electron versions prior to 41.9.1 Electron versions prior to 42.5.1 Electron versions prior to 43.0.0 Description When a custom protocol handler returns a ProtocolResponse containing a url but lacking a...

CVE-2026-70606: Exposure of Resource to Wrong Sphere

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 40.10.6, 41.9.1, 42.5.1, and 43.0.0, when a custom protocol handler returned a ProtocolResponse with a url and no session, Electron made the upstream request through defaultSession...

CVE-2026-33335

CVE-2026-33335 affects Vikunja Desktop (Electron wrapper). From version 0.21.0 up to before 2.2.0, the wrapper forwards URLs from window.open() directly to shell.openExternal() without validation or protocol allowlisting. This enables an attacker who can inject a link that triggers window.open (e...

EUVD-2025-24161

Malicious code in bioql PyPI...

CVE-2019-12805

NCSOFT Game Launcher, NC Launcher2 2.4.1.691 and earlier versions have a vulnerability in the custom protocol handler that could allow remote attacker to execute arbitrary command. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. This...

CVE-2019-12805

NCSOFT Game Launcher, NC Launcher2 2.4.1.691 and earlier versions have a vulnerability in the custom protocol handler that could allow remote attacker to execute arbitrary command. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. This...

PT-2019-12955 · Cncsoft · Ncsoft Game Launcher +1

Name of the Vulnerable Software and Affected Versions: NCSOFT Game Launcher, NC Launcher2 versions 2.4.1.691 and earlier Description: The issue is related to a vulnerability in the custom protocol handler, which could allow a remote attacker to execute arbitrary commands. This requires user...

CVE-2019-12805: Improper Neutralization of Special Elements used in a Command

NCSOFT Game Launcher, NC Launcher2 2.4.1.691 and earlier versions have a vulnerability in the custom protocol handler that could allow remote attacker to execute arbitrary command. User interaction is required to exploit this vulnerability in that the target must visit a malicious web page. This...

CVE-2019-6453

mIRC before 7.55 allows remote command execution by using argument injection through custom URI protocol handlers. The attacker can specify an irc:// URI that loads an arbitrary .ini file from a UNC share pathname. Exploitation depends on browser-specific URI handling Chrome is not exploitable...