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CVE-2026-85046

HIGH
8.8 CISA KEVNVD

Summary

generated automatically from NVD data

CVE-2026-85046 is a type confusion flaw (CWE-843) in V8, the JavaScript engine used by Google Chrome, affecting versions prior to 152.0.7977.82. A remote attacker could use a crafted HTML page to execute arbitrary code inside the browser sandbox. It carries a CVSS v3.1 score of 8.8 (HIGH), requires user interaction, and is listed in the CISA KEV catalog, which indicates active exploitation.

NVD description

Type confusion in V8 in Google Chrome prior to 152.0.7977.82 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

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⚠️ Actively exploited — CISA KEV

This CVE was added to CISA's Known Exploited Vulnerabilities catalog on 2026-09-04. It is confirmed exploited in the wild and must be patched as a priority.

Remediation deadline (US federal agencies): 2026-09-18

EPSS · FIRST.org

48.9%probability of exploitation in the next 30 days

Higher than 98% of scored CVEs

EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-16, recomputed daily by FIRST.org.

In-depth analysis on cveo.tech

We've published a detailed analysis of this CVE — exploitation, IOCs and mitigation.

CVSS v3.1 Score

8.8
/ 10.0
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Information

Published
3 sept. 2026
Updated
21 sept. 2026
Status
Analyzed
Source
chrome-cve-admin@google.com

Affected products

google chrome
Versions : 152.0.7977.82
google v8
Versions : 15.3.48

Weaknesses (CWE)

CWE-843

References (7)

Similar CVEs

Other vulnerabilities of type CWE-843

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