KB Sez<p>BROWSER EXTENSIONS TURN NEARLY 1 MILLION BROWSERS INTO WEBSITE-SCRAPING BOTS</p><p>Extensions load unknown sites into invisible Windows. What could go wrong?</p><p>The 245 extensions, available for Chrome, Firefox, and Edge, have racked up nearly 909,000 downloads, The common thread among all of them: They incorporate MellowTel-js, an open source JavaScript library that allows developers to monetize their extensions</p><p><a href="https://mastodon.social/tags/Trojans" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Trojans</span></a> <a href="https://mastodon.social/tags/Virus" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Virus</span></a> <a href="https://mastodon.social/tags/Security" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Security</span></a> <a href="https://mastodon.social/tags/Browsers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Browsers</span></a> </p><p><a href="https://arstechnica.com/security/2025/07/browser-extensions-turn-nearly-1-million-browsers-into-website-scraping-bots/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">arstechnica.com/security/2025/</span><span class="invisible">07/browser-extensions-turn-nearly-1-million-browsers-into-website-scraping-bots/</span></a></p>