Vulnerability in Mozilla Firefox
CVE-2026-16375
Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.
Affected products
- Mozilla Firefox — versions 140.13, 153
CVE-2026-16375
Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.