How severe is CVE-2026-85046?

CVE-2026-85046 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-85046 being actively exploited?

Yes. CVE-2026-85046 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-09-04, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2026-85046?

CVE-2026-85046 primarily affects Google Chrome. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-85046?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

When was CVE-2026-85046 published?

CVE-2026-85046 was published on 2026-09-03 and last updated on 2026-09-08.

CVE-2026-85046

CVE-2026-85046 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 8.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2026-09-04). The underlying weakness is classified as CWE-843.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (72nd percentile)
Actively exploited: Yes — listed in CISA KEV (added 2026-09-04)
Weakness: CWE-843
Affected product: Google Chrome
Published: 2026-09-03
Last modified: 2026-09-08

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)

Frequently asked questions

What is CVE-2026-85046?: 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)
How severe is CVE-2026-85046?: CVE-2026-85046 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-85046 being actively exploited?: Yes. CVE-2026-85046 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-09-04, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2026-85046?: CVE-2026-85046 primarily affects Google Chrome. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-85046?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
When was CVE-2026-85046 published?: CVE-2026-85046 was published on 2026-09-03 and last updated on 2026-09-08.

References

Affected products (2)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:a:google:v8:*:*:*:*:*:*:*:*

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