AUGUST 27, 2026
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Case File

CVE-2026-9308

MEDIUM · CVSS 5.4 EPSS 0.16%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-06-01 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.4. It affects Firefox, Java.

CVE
CVE-2026-9308
Severity
MEDIUM
CVSS
5.4
EPSS
0.16%
Firefox Java

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-75874 CRITICAL CVE-2026-74990 CRITICAL CVE-2026-74989 CRITICAL CVE-2026-74988 CRITICAL CVE-2026-74987 CRITICAL CVE-2026-74986 CRITICAL