CVE-2026-16420: Type Confusion in WebAudio in Google Chrome prior to 150.0.7871.182 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security

highCVSS 8.8CVE-2026-16420

Type Confusion in WebAudio in Google Chrome prior to 150.0.7871.182 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Details

Source: NVD Recent CVEs (US · database · site)
Severity: high — CVSS 8.8
Published: 2026-07-21
Last updated: 2026-07-24
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-16420

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-164200.37% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 30% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-16420	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

high[NEW] [high] Google Chrome: Multiple vulnerabilitiescert-bund
unknownMicrosoft Edge Multiple Vulnerabilitieshkcert
unknownMultiple vulnerabilities in Microsoft Edge (July 24, 2026)cert-fr-avis
unknownGoogle Chrome Multiple Vulnerabilitieshkcert
unknownMultiple vulnerabilities in Google Chrome (July 22, 2026)cert-fr-avis
unknownDSA-6396-1 chromium - security updatedebian
unknownCVE-2026-16420: Chromium: CVE-2026-16420 Type Confusion in WebAudiomsrc

Recent advisories for Type Confusion in

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-17989: Type Confusion in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to exec…nvd · 2026-07-30
highCVE-2026-17948: Type Confusion in V8 in Google Chrome prior to 151.0.7922.72 allowed an attacker who convinced…nvd · 2026-07-30
mediumCVE-2026-17866: Type Confusion in Tab in Google Chrome on Android prior to 151.0.7922.72 allowed a remote atta…nvd · 2026-07-30
highCVE-2026-17725: Type Confusion in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to exec…nvd · 2026-07-30
criticalCVE-2026-17697: Type Confusion in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to p…nvd · 2026-07-30
criticalCVE-2026-17687: Type Confusion in ANGLE in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who …nvd · 2026-07-30