CVE-2026-16399

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16358

Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16398

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16387

Site isolation issue in the Networking component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16375

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

UBUNTU-CVE-2026-16398

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

UBUNTU-CVE-2026-16399

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

UBUNTU-CVE-2026-16387

Site isolation issue in the Networking component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

UBUNTU-CVE-2026-16358

Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

UBUNTU-CVE-2026-16375

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16399

Technical details about CVE-2026-16399 are not publicly available in the provided documents. The sources summarize a site isolation issue in the DOM: Navigation component with Firefox fix in version 153. Monitor for updates.

CVE-2026-16399

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16399 Site isolation issue in the DOM: Navigation component

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16399

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16399 Site isolation issue in the DOM: Navigation component

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

EUVD-2026-46237

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153...

CVE-2026-16399

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

EUVD-2026-46236

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153...

CVE-2026-16398

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153...

CVE-2026-16398

CVE-2026-16398 is a site isolation issue in Firefox's Graphics component. Affected product: Mozilla Firefox prior to version 153. Root cause: site isolation in the Graphics component. Impact: confidentiality impact (C), no integrity or availability impact described; CVSSv3.1 shows 7.5 (HIGH) with...