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[CVE-2026-85046] Mind the (Patch) Gap, Part 2: Fake Websites Used to Deploy Chrome & Windows 0-Day Exploits

Summary

On September 9, 2026, Volexity published a blog post detailing the simultaneous use of multiple chained zero-day exploits in Google Chrome (CVE-2026-85046, CVE-2026-87491) and Microsoft Windows (CVE-2026-85880) by two different Chinese advanced persistent threat (APT) actors. Shortly after that blog post was published, Volexity discovered additional campaigns—this time from a third Chinese threat actor, tracked by Volexity under the alias UTA0565—that used the same chained exploits on September 3-4, 2026, while the vulnerabilities were still unpatched. Notably, this threat actor’s campaigns differed from previously documented attacks by using multiple fake websites to deceive victims.
CVE
CVE-2026-85046
Published
Collected