CVE-2026-103418

Firefox for iOS directly interpolated the page’s HTML language attribute into translation JavaScript, allowing attacker-controlled markup to execute code in Firefox’s privileged content world and bypass the page’s Content Security Policy. This vulnerability was fixed in Firefox for iOS 157.1...

CVE-2026-103418

Firefox for iOS is vulnerable to a Universal XSS flaw because the browser directly interpolates the page’s HTML language attribute into translation JavaScript. This allows an attacker to execute code within the browser's privileged content world and bypass the page’s Content Security Policy . Thi...

CVE-2026-103418 Universal XSS via the HTML language attribute in Translation Services

Firefox for iOS directly interpolated the page’s HTML language attribute into translation JavaScript, allowing attacker-controlled markup to execute code in Firefox’s privileged content world and bypass the page’s Content Security Policy. This vulnerability was fixed in Firefox for iOS 157.1...

Security Vulnerabilities fixed in Firefox for iOS 157.1 — Mozilla

Firefox for iOS directly interpolated the page’s HTML language attribute into translation JavaScript, allowing attacker-controlled markup to execute code in Firefox’s privileged content world and bypass the page’s Content Security Policy. Firefox for iOS could autofill saved credentials into a ne...