NVD Vulnerability Detail
Search Exploit, PoC
CVE-2026-9308
Summary

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.

Publication Date June 1, 2026, 10:16 p.m.
Registration Date June 2, 2026, 4:17 a.m.
Last Update June 2, 2026, 2:06 a.m.
CVSS3.1 : MEDIUM
スコア 5.4
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC)
攻撃に必要な特権レベル(PR) 不要
利用者の関与(UI)
影響の想定範囲(S) 変更なし
機密性への影響(C)
完全性への影響(I)
可用性への影響(A) なし
Related information, measures and tools
Common Vulnerabilities List