CVE-2026-87485

A flaw was found in Google Chrome. This incorrect authorization vulnerability in Cross-Origin Resource Sharing CORS allows a remote attacker, who has already compromised the renderer process, to bypass the web origin policy. This bypass is achieved by crafting a malicious HTML page, potentially...

EUVD-2026-74473

Improper certificate validation in CORS in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. Chromium security severity: Low...

CVE-2026-87485

Incorrect authorization in CORS in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. Chromium security severity: Medium...

whatsapp-mitd-mitm

WhatsApp MitD & MitM Introducción Este repositorio contiene código PoC y herramientas que fueron desarrolladas como parte de nuestra investigación 01 sobre la explotación remota de vulnerabilidades Man-in-the-Disk MitD en WhatsApp para Android. Como se discutió en nuestra publicación del blog, el...

CVE-2026-68517

A flaw was found in Glances. The REST API's Cross-Origin Resource Sharing CORS protection mechanism incorrectly validates allowed origins. This vulnerability occurs because the corsorigins guard uses exact list equality instead of checking for wildcard membership. A remote attacker could exploit...

Mailpit: WebSocket origin check bypass via percent-encoded path (regression of CVE-2026-22689)

Summary The cross-site WebSocket hijacking fix was reimplemented as an origin check gated on a raw-URI prefix test, but Go's ServeMux routes on the percent-decoded path, so requesting /%61pi/events reaches the WebSocket handler while skipping the only origin control, and the upgrader itself accep...

CVE-2026-49996

SecureDrop Client is a desktop app for journalists to securely communicate with sources and handle submissions on the SecureDrop Workstation. Prior to version 1.3.1, a malicious SecureDrop Server could bypass securedrop-proxy's origin limitation by responding with cross-origin redirects. SecureDr...

PT-2026-79205

Name of the Vulnerable Software and Affected Versions Mailpit versions 1.29.0 through 1.30.5 Description An issue exists where the origin middleware in server/server.go checks the raw RequestURI for the /api/ prefix, while Go's ServeMux routes using the percent-decoded URL path. Additionally,...

CVE-2026-63123

Tina is a headless content management system. Prior to 2.5.2, the TinaCMS CLI package's Vite dev server packages/@tinacms/cli/src/next/vite/cors.ts origin callback returns false for a disallowed origin but does not reject the request, and packages/@tinacms/cli/src/next/vite/plugins.ts still route...

Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Summary A browser-based cross-origin request flaw in the Tina dev server allows an attacker-controlled website to cause arbitrary file creation inside the configured media upload directory on a developer machine running tinacms dev. No manual file upload is required. The attacker page builds the...

CVE-2026-63123

In TinaCMS CLI before 2.5.2, the Vite dev server CORS handler returns false for disallowed origins without rejecting the request, allowing cross-origin POST /media/upload/* to write attacker-controlled files into the dev server's media root. A remote attacker exploits this by luring a developer t...

CVE-2026-63123 Tina: Cross-origin `POST /media/upload/*` requests can write arbitrary files into the Tina dev server media root

Tina is a headless content management system. Prior to 2.5.2, the TinaCMS CLI package's Vite dev server packages/@tinacms/cli/src/next/vite/cors.ts origin callback returns false for a disallowed origin but does not reject the request, and packages/@tinacms/cli/src/next/vite/plugins.ts still route...

MagicMirror: ssrf calendar .js

Vulnerability — SSRF via ADDCALENDAR MagicMirror² calendar Analysis of the PoC exploit-ssrf-calendar.js. Target: calendar/nodehelper.js of MagicMirror², socket.io namespace /calendar. --- Identification | Field | Value | |-------|-------| | PoC file | exploit-ssrf-calendar.js | | Endpoint |...

CVE-2026-71573 Joomla! Core - [20260802] - Improper CORS origin validation in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2

Joomla! Core - 20260802 - Improper CORS origin validation in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper implementation prevented configured CORS origins from being properly validated in CORS requests...

PT-2026-77320

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 151.0.7922.169 Description An inappropriate implementation of Cross-Origin Resource Sharing CORS, a mechanism that allows restricted resources on a web page to be requested from another domain, enables a remote...

PT-2026-76722

Name of the Vulnerable Software and Affected Versions Glances versions prior to 4.5.6 Description The REST API server contains a flaw in its safety check designed to prevent the combination of cors credentials=True and an unrestricted CORS origin allowlist. The check in glances/outputs/glances...

CVE-2026-73407 Budibase: Unauthenticated REST Datasource Credential Theft via Cross-Origin Auth Leak (bypass of CVE-2026-48152))

Budibase is an open-source low-code platform. Prior to 3.40.1, RestIntegration.req in packages/server/src/integrations/rest.ts attached credentials from getAuthHeaders and defaultHeaders without requiring the final request destination to match the datasource origin. An unauthenticated caller of a...

EUVD-2026-53440

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

SUSE CVE-2026-55438

Coder allows organizations to provision remote development environments via Terraform. Prior to versions 2.29.17, 2.32.7, 2.33.8, and 2.34.2, Coder's subdomain-based workspace app proxy allowed the same-owner CORS check to be bypassed. When a workspace-name subdomain segment parsed as a UUID, the...

PYSEC-2026-3539 sanic-cors contains an improper regular expression in the try_match() function

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/core.py that uses re.match without end-anchoring. This allows an attacker to bypass CORS origin allowlists by registering a domain that begins with a trusted origin string, to gain...