CVE-2026-9308

5.4 Moyenne

Publiée le 01/06/2026 à 15:16 · Modifiée le 22/07/2026 à 09:10 · Analysée par le NVD · Source : security@mozilla.org

Description

Firefox for iOS Reader View replaced page content in its HTML template before replacing other internal placeholders. A malicious page could include a placeholder string that was later substituted with JSON-LD data, potentially resulting in arbitrary JavaScript execution. This vulnerability was fixed in Firefox for iOS 151.2.

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Produits concernés

Mozilla Firefox for iOS
Mozilla firefox

Scores CVSS

Version	Score	Source	Vecteur
3.1	5.4 Moyenne	134c704f-9b21-4f2e-91b3-4a467353bcc0	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N`

Faiblesses (CWE)

CWE-79

Références

https://bugzilla.mozilla.org/show_bug.cgi?id=2039422 Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-53/ Vendor Advisory

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories