CVE-2024-8399

MEDIUMNVD 4.74.7—

4.7

Websites could utilize Javascript links to spoof URL addresses in the Focus navigation bar This vulnerability affects Focus for iOS < 130.

CVSS v3: 4.7
EG Score: 4.7(medium)
EPSS: 44.9%
KEV: Not listed

Published

September 3, 2024

Last Modified

March 19, 2025

References (2)

security@mozillahttps://bugzilla.mozilla.org/show_bug.cgi?id=1863838
security@mozillahttps://www.mozilla.org/security/advisories/mfsa2024-42/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-290Authentication Bypass by Spoofing

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
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2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
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2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
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2026-05-26 13:43 UTCepss_batch
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2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch

Frequently asked(5)

What is CVE-2024-8399?

CVE-2024-8399 is a medium vulnerability published on September 3, 2024. Websites could utilize Javascript links to spoof URL addresses in the Focus navigation bar This vulnerability affects Focus for iOS < 130.

When was CVE-2024-8399 disclosed?

CVE-2024-8399 was first published in the National Vulnerability Database on September 3, 2024, with the most recent update on March 19, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-8399 actively exploited?

CVE-2024-8399 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-8399?

CVE-2024-8399 has a CVSS v3 base score of 4.7 (NVD).

How do I remediate CVE-2024-8399?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-8399, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2024-8399

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-8399?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)