CVE-2026-16416: Integer overflow in Chromecast in Google Chrome prior to 150.0.7871.182 allowed a local attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium se

highCVSS 8.3CVE-2026-16416

Integer overflow in Chromecast in Google Chrome prior to 150.0.7871.182 allowed a local attacker to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: High)

Details

Source: NVD Recent CVEs (US · database · site)
Severity: high — CVSS 8.3
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-2026-16416

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-2026-164160.09% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-16416	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
unknownDSA-6396-1 chromium - security updatedebian
unknownMultiple vulnerabilities in Google Chrome (July 22, 2026)cert-fr-avis
unknownCVE-2026-16416: Chromium: CVE-2026-16416 Integer overflow in Chromecastmsrc

Recent advisories for Integer overflow 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.

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highCVE-2026-17881: Integer overflow in WebXR in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to…nvd · 2026-07-30
criticalCVE-2026-17848: Integer overflow in Codecs in Google Chrome prior to 151.0.7922.72 allowed a remote attacker t…nvd · 2026-07-30
criticalCVE-2026-17726: Integer overflow in WebGL in Google Chrome on Android prior to 151.0.7922.72 allowed a remote …nvd · 2026-07-30