CVE-2026-100803

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the WebExtensions component Mitigation Mitigation for this issue is either not available or the currently available options do not meet the Red Hat...

CVE-2026-109772

A Same-origin policy bypass exists in the DevTools component of the Firefox browser. This vulnerability was addressed and fixed in Firefox 158 . No specific exploit details or in-the-wild exploitation instances are provided in the documents.

CVE-2026-109772

Same-origin policy bypass in the DevTools component. This vulnerability was fixed in Firefox 158 and Thunderbird 158...

PHP-CGI-INTERNAL-RCE

PHP-CGI-INTERNAL-RCE This PoC demonstrates how an attacker can chain Orange Tsai's CVE-2024-4577 with DNS rebinding to achieve remote code execution on internal network infrastructure directly through the victim’s web browser. By bypassing Same-Origin Policy SOP and exploiting vulnerable PHP-CGI...

Astra Linux – Vulnerability in Firefox

Bypass of the same-origin policy in the Networking:Cookies component. This vulnerability has been fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in Chromium

Insufficient validation of untrusted input in Cast in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass the same-origin policy through a crafted HTML page. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in V8 in Google Chrome prior to 150.0.7871.125 allowed a remote attacker to bypass the same-origin policy through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

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

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in the Media Router of Google Chrome prior to 151.0.7922.72 allowed a remote attacker to bypass the same-origin policy through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

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

Rocky Linux 9 [CIQ] Security Update: webkit2gtk3 / webkit2gtk3-debuginfo / webkit2gtk3-debugsource / etc Multiple Vulnerabilities (crlsa-2026_9692)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20269692 advisory. webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash CVE-2025-43213 webkitgtk: Processing maliciously crafted web...

Rocky Linux 9.6 [TuxCare] Security Update: webkit2gtk3 / webkit2gtk3-devel / webkit2gtk3-jsc / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1779956120)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1779956120 advisory. - A cross-origin issue in the Navigation API was addressed with improved input validation. This issue is fixed in Background...

Rocky Linux 8 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2021_4123)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20214123 advisory. Mozilla: Use-after-free in HTTP2 Session object Mozilla: Memory safety bugs fixed in Firefox 94 and Firefox ESR 91.3 Mozilla: iframe sandbox rules did not...

Rocky Linux 10.0 [CIQ] Security Update: firefox / firefox-debuginfo / firefox-debugsource Multiple Vulnerabilities (crlsa-2025_14417)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202514417 advisory. firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component CVE-2025-9182 thunderbird: firefox: Sandbox escape du...

Rocky Linux 10.0 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2025_14844)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202514844 advisory. firefox: thunderbird: Denial-of-service due to out-of-memory in the Graphics: WebRender component CVE-2025-9182 thunderbird: firefox: Sandbox escape du...