Urgent Security Update: Chrome Zero-Day CVE-2025-6554 Targeted by Active Attacks
Jul 01, 2025
Vulnerability / Browser Security
Google has issued a critical security update to address a zero-day vulnerability in its Chrome browser, currently being exploited in the wild. The flaw, identified as CVE-2025-6554, has a CVSS score of 8.1 and is classified as a type confusion issue within the V8 JavaScript and WebAssembly engine. According to the National Institute of Standards and Technology (NIST), “Type confusion in V8 in Google Chrome prior to version 138.0.7204.96 allowed remote attackers to perform arbitrary read/write operations through a specially crafted HTML page.” This type of vulnerability poses significant risks, potentially enabling attackers to execute arbitrary code, crash systems, or install malicious software. Zero-day vulnerabilities are particularly alarming, as they are often exploited by attackers before a patch is available, leading to possible spyware installations, drive-by downloads, or other harmful actions simply through user interactions.