Zyxel security advisory (AV26-1114) – Update 1

<article data-history-node-id="8459" about="/en/alerts-advisories/zyxel-security-advisory-av26-1114" class="cccs-threats full clearfix"> <div class="content"> <div class="layout layout--onecol"> <div class="layout__region layout__region--content"> <div data-block-plugin-id="extra_field_block:node:cccs_threats:links" class="block block-layout-builder block-extra-field-blocknodecccs-threatslinks clearfix"> </div> <div data-block-plugin-id="field_block:node:cccs_threats:body" class="block block-layout-builder block-field-blocknodecccs-threatsbody clearfix"> <div class="field field--name-body field--type-text-with-summary field--label-hidden field--item"><p><strong>Serial number: </strong>AV26-1114<br /><strong>Date: </strong>November 3, 2026<br /><strong>Updated: </strong>November 4, 2026</p> <p>As of November 3, 2026, Zyxel is affected by vulnerabilities in the following products:</p> <ul><li>Zyxel GS1900 series switches <ul><li>Multiple versions and models</li> </ul></li> <li>Zyxel APs, FWA7, and Security Routers <ul><li>Multiple versions and models</li> </ul></li> </ul><p><strong>Update 1</strong><br /> Open-source reporting indicates that CVE-2026-107441 is exploited in the wild.</p> <p class="mrgn-bttm-md">The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.</p> <ul class="list-unstyled"><li><a href="https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-out-of-bounds-write-vulnerability-in-gs1900-series-switches-11-03-2026">Zyxel security advisory for out-of-bounds write vulnerability in GS1900 series switches</a></li> <li><a href="https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-certain-aps-fwa7-and-security-routers-11-03-2026">Zyxel security advisory for buffer overflow vulnerability in certain APs, FWA7, and Security Routers</a></li> <li><a href="https://www.zyxel.com/global/en/support/security-advisories">Zyxel Advisories</a></li> </ul></div> </div> </div> </div> </div> </article>