CVE-2026-17925: Origin Validation Error

Inappropriate implementation in Cast in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Low...

CVE-2026-17854: Origin Validation Error

Insufficient policy enforcement in WebMCP in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17846: Origin Validation Error

Inappropriate implementation in Media in Google Chrome on Windows prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17842: Origin Validation Error

Inappropriate implementation in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attacker who convinced a user to engage in specific UI gestures to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17824: Improper Access Control

Insufficient policy enforcement in ServiceWorker in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17754: Origin Validation Error

Inappropriate implementation in Blink in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17743: Origin Validation Error

Insufficient policy enforcement in ControlledFrame in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17883: Origin Validation Error

Inappropriate implementation in Headless in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17787: Origin Validation Error

Inappropriate implementation in DevTools in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17764: Protection Mechanism Failure

Inappropriate implementation in FedCM in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-17850: Origin Validation Error

Inappropriate implementation in Permissions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-16349

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the DOM: Navigation component...

CVE-2026-16381

Same-origin policy bypass in the Networking: DNS component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16349

Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

PT-2026-61861

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 153 Firefox ESR versions prior to 115.38 Firefox ESR versions prior to 140.13 Thunderbird versions prior to 153 Thunderbird version prior to 140.13 Description A same-origin policy bypass exists in the DOM Navigation...

CVE-2026-16381: Origin Validation Error

Same-origin policy bypass in the Networking: DNS component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16349: Origin Validation Error

Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

MiracleLinux 9 : thunderbird-140.11.0-1.el9_8.ML.1 (AXSA:2026-1278:16)

The remote MiracleLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the AXSA:2026-1278:16 advisory. firefox: Incorrect boundary conditions in the JavaScript Engine: JIT component CVE-2026-8388 firefox: Other issue in the JavaScript Engine component...

CVE-2026-52842: Origin Validation Error

Lightpanda is a headless browser designed for AI and automation. Prior to 0.3.1, Lightpanda searched for @ across the entire URL string instead of only the authority component when computing a page origin, so a URL such as http://attacker.com/@victim.com/ was fetched from attacker.com but treated...

CVE-2026-15768: Origin Validation Error

Insufficient policy enforcement in HTML-in-Canvas in Google Chrome prior to 150.0.7871.125 allowed a remote attacker to bypass same origin policy via a crafted HTML page. Chromium security severity: High...