THREATOPS

THREAT OPS › Threat News › OpenVPN security advisory (AV26-889)

OpenVPN security advisory (AV26-889)

highcccs_caPublished 2026-09-08

<article data-history-node-id="8195" about="/en/alerts-advisories/openvpn-security-advisory-av26-889" 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-fi

MITRE ATT&CK techniques

VulnerabilitiesT1588.006

Indicators of compromise

CVE-2026-84732cve
https://community.openvpn.net/Security%20Announcements/CVE-2026-84732#cve-2026-84732-reliability-layer-unbounded-tls-timeout-and-acks-for-non-outstanding-packetsurl
https://openvpn.net/security-advisories/url

Original source: https://cyber.gc.ca/en/alerts-advisories/openvpn-security-advisory-av26-889