<p>➀ The article discusses the discovery of 57 Chrome extensions with hidden tracking code in the Chrome Web Store, posing a security and privacy threat.</p><p>➁ The affected extensions have nearly 6 million installations, with some having over 200,000 installations.</p><p>➂ Secure Annex researcher John Tucker highlights the issue, noting that many of the extensions are unlisted and have overly broad permissions.</p>