CVE-2010-0643: Google Chrome

Medium severity, CVSS 4.3. EPSS: 1% chance of exploitation in the next 30 days.

Google Chrome before 4.0.249.89 attempts to make direct connections to web sites when all configured proxy servers are unavailable, which allows remote HTTP servers to obtain potentially sensitive information about the identity of a client user via standard HTTP logging, as demonstrated by a proxy server that was configured for the purpose of anonymity.

Affected products

• Google Chrome: up to and including 4.0.249.78; version 0.2.149.27 only; version 0.2.149.29 only; version 0.2.149.30 only; version 0.2.152.1 only; version 0.2.153.1 only; …

Published 2010-02-18. Last modified 2026-06-16.