EUVD-2026-86303

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, sites using wildcard patterns in the allowediframes setting could accept a crafted iframe URL whose allowlisted suffix appeared after a URL authority separator. The wildcard origin check matched...

CVE-2026-91134 Discourse: Block post iframes whose encoded userinfo bypasses the allowed_iframes allowlist

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the Discourse post sanitizer allowed a stored cross-origin iframe to bypass the allowediframes prefix policy when the iframe src contained encoded userinfo. The sanitizer validated a decoded form...

CVE-2026-91134

The open-source discussion platform Discourse contains a vulnerability in its post sanitizer prior to versions 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0 . The root cause is a logic flaw where the sanitizer validates a decoded form of an iframe src differently than how the browser interprets it. ...

EUVD-2026-86298

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the Discourse post sanitizer allowed a stored cross-origin iframe to bypass the allowediframes prefix policy when the iframe src contained encoded userinfo. The sanitizer validated a decoded form...

CVE-2026-91134 Discourse: Block post iframes whose encoded userinfo bypasses the allowed_iframes allowlist

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, the Discourse post sanitizer allowed a stored cross-origin iframe to bypass the allowediframes prefix policy when the iframe src contained encoded userinfo. The sanitizer validated a decoded form...

SUSE CVE-2026-67405

RabbitMQ is a messaging and streaming broker. Prior to versions 3.13.15, 4.0.20, 4.1.11, 4.2.6, and 4.3.0, Neither the Web-MQTT handler deps/rabbitmqwebmqtt/src/rabbitwebmqtthandler.erl:104 nor the Web-STOMP handler deps/rabbitmqwebstomp/src/rabbitwebstomphandler.erl:102 validates the Origin head...

EUVD-2026-86288

Snipe-IT is an IT asset/license management system. Prior to 8.7.0, the uploaded-files API endpoint GET /api/v1/objecttype/id/files/fileid allows an authenticated user with file-management access to upload XML and XSLT attachments and request them with the inline=true parameter. The...

CVE-2026-67405

A flaw was found in RabbitMQ's Web-MQTT and Web-STOMP handlers. These handlers do not properly validate the Origin header during a WebSocket upgrade. When specific non-default configurations are enabled, such as usehttpauth=true for Web-STOMP or sslcertlogin=true for both plugins, an attacker can...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in Autofill in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Incorrect authorization in Input in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass web origin policy via a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Information leaks in Skia within Google Chrome before version 151.0.7922.169 allowed a remote attacker to potentially bypass web origin policies through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in passwords in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Information leaks in Core in Google Chrome prior to version 153.0.8010.36 allowed a remote attacker to leak cross-origin data through a crafted Chrome extension. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

Side-channel information leakage in Media in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

Side-channel information leakage in Autofill in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Incorrect authorization in Paint in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to obtain cross-origin data via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

The information leak in Canvas in Google Chrome prior to version 152.0.7977.65 allowed a remote attacker to bypass web origin policies through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

The inappropriate implementation of passwords in Google Chrome prior to version 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data through a crafted HTML page. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

Incorrect authorization in the Loader component of Google Chrome prior to version 153.0.8010.36 allowed a remote attacker to bypass web origin policies through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

Improper certificate validation in FedCM using Google Chrome prior to 153.0.8010.36 allowed a remote attacker to leverage social engineering to bypass web origin policies through crafted network traffic. Chromium security severity: Low...