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2026-002 Multiple Vulnerabilities in Cisco Products — CERT-EU-SA2026-002

CERT-EU · CERT-EU · CERT-EU-SA2026-002

ID
CERT-EU-SA2026-002
Date
Activity
Source
CERT-EU
Vendor
CERT-EU
Threat
high
Exploited
Yes

Summary

On 25 February 2026, Cisco released security advisories addressing multiple high and critical severity vulnerabilities in Cisco Catalyst SD-WAN controllers and Cisco SD-WAN Manager. If exploited, these vulnerabilities could allow attackers to gain administrative access to compromised systems. It is recommended to capture forensic evidence, hunt for indicators of compromise, and apply updates as soon as possible.…

Product

Security advisory

What to do

General, cautious steps (verify details in the official source):

  • Prioritize patching or mitigation immediately (treat as actively risky).
  • Identify affected product versions in your inventory and verify whether you are impacted.
  • Apply vendor patches/updates or recommended mitigations as soon as available.
  • Check logs/telemetry for indicators of compromise and suspicious activity.
  • Consider temporary hardening: restrict access, reduce attack surface, and monitor aggressively.
  • Read the official advisory for exact affected versions and remediation steps.

Official advisory

Related advisories