CVE-2014-7948: Google Chrome

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

The AppCacheUpdateJob::URLFetcher::OnResponseStarted function in content/browser/appcache/appcache_update_job.cc in Google Chrome before 40.0.2214.91 proceeds with AppCache caching for SSL sessions even if there is an X.509 certificate error, which allows man-in-the-middle attackers to spoof HTML5 application content via a crafted certificate.

Affected products

• Google Chrome: up to and including 40.0.2214.85

Published 2015-01-22. Last modified 2026-06-17.