CVE-2024-9859

HIGHNVD 8.88.8—

8.8

Type confusion in WebAssembly in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 75.4%
KEV: Not listed

Published

October 11, 2024

Last Modified

January 2, 2025

References (1)

chrome-cve-admin@googlehttps://issues.chromium.org/issues/346197738

Weakness Classification(1)

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

CWE-843Access of Resource Using Incompatible Type (Type Confusion)

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
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2026-05-29 13:43 UTCepss_batch
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2026-05-27 13:40 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch

Frequently asked(5)

What is CVE-2024-9859?

CVE-2024-9859 is a high vulnerability published on October 11, 2024. Type confusion in WebAssembly in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

When was CVE-2024-9859 disclosed?

CVE-2024-9859 was first published in the National Vulnerability Database on October 11, 2024, with the most recent update on January 2, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2024-9859 actively exploited?

CVE-2024-9859 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 75.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2024-9859?

CVE-2024-9859 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2024-9859?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-9859, 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-2024-9859

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2024-9859?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)