What is GHSA-7fw9-g4rg-xvqv?

GHSA-7fw9-g4rg-xvqv is a security advisory published by GitHub Security Advisories with High severity. Firefox for iOS directly interpolated the page’s HTML language attribute into translation...

Which CVE IDs does GHSA-7fw9-g4rg-xvqv cover?

GHSA-7fw9-g4rg-xvqv covers the following CVE IDs: CVE-2026-103418. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-7fw9-g4rg-xvqv?

GHSA-7fw9-g4rg-xvqv has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-7fw9-g4rg-xvqvHighCVSS 8.8

Firefox for iOS directly interpolated the page’s HTML language attribute into translation...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-103418 →

📋 Description

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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-103418
https://bugzilla.mozilla.org/show_bug.cgi?id=2062109
https://www.mozilla.org/security/advisories/mfsa2026-105
https://github.com/advisories/GHSA-7fw9-g4rg-xvqv