CVE-2026-16807: Out of bounds write in Codecs in Google Chrome prior to 150.0.7871.186 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security

highCVSS 8.8CVE-2026-16807

Out of bounds write in Codecs in Google Chrome prior to 150.0.7871.186 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

Details

Source: NVD Recent CVEs (US · database · site)
Severity: high — CVSS 8.8
Published: 2026-07-23
Last updated: 2026-07-27
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-16807

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-2026-168070.26% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 18% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-16807	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

unknownDSA-6408-1 chromium - security updatedebian
high[NEW] [high] Google Chrome: Multiple vulnerabilities allow unspecified attackcert-bund
unknownMicrosoft Edge Multiple Vulnerabilitieshkcert
unknownMultiple vulnerabilities in Microsoft Edge (July 27, 2026)cert-fr-avis
unknownGoogle Chrome Multiple Vulnerabilitieshkcert
unknownMultiple vulnerabilities in Google Chrome (July 24, 2026)cert-fr-avis
unknownCVE-2026-16807: Chromium: CVE-2026-16807 Out of bounds write in Codecsmsrc

CVE-2026-16807: Out of bounds write in Codecs in Google Chrome prior to 150.0.7871.186 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security

Details

Exploitation outlook

Referenced CVEs

Same CVEs, other sources

More from NVD Recent CVEs