Juniper Networks security advisory (AV26-1043)
Canada's Cyber Centre urges patching of multiple Junos OS and Junos OS Evolved releases in advisory AV26-1043.
On October 15, 2026, the Canadian Centre for Cyber Security published advisory AV26-1043 stating that, as of October 14, Juniper Networks Junos OS and Junos OS Evolved are affected by vulnerabilities. Listed branches include releases before 23.2R2-S7.7 and specific 23.4, 24.2, 24.4, 25.2, 25.4, and 26.2 builds, plus several Junos OS Evolved X-train versions. The bulletin does not name CVE identifiers, severity, or exploitation and tells administrators to review Juniper's links and apply updates.
- Canadian Cyber Centre bulletin AV26-1043 covers Junos OS and Junos OS Evolved.
- Affected trains run from releases before 23.2R2-S7 through 26.2.
- The notice lists fixed builds but no CVE identifiers or exploitation status.
- Vendors
- Juniper Networks
- Products
- Junos OSJunos OS Evolved
- Organizations
- Canadian Centre for Cyber SecurityJuniper Networks
- Countries
- Canada
From the original article
1 min read at cyber.gc.ca
Serial number: AV26-1043 Date: October 15, 2026 As of October 14, 2026, Juniper Networks is affected by vulnerabilities in the following products: Junos OS Versions prior to 23. 2R2-S7. 7 Version 23.
cyber.gc.ca
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