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4 reportsPriority Medium

Wing FTP Server and Cisco SD-WAN vulnerability disclosures

New vulnerabilities in widely used network software could allow attackers to access sensitive information, posing risks to UK organisations that rely on these systems.

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What is going on

  • Wing FTP Server was found to have a vulnerability that could expose sensitive information through error messages when using a long value in the UID cookie.
  • Cisco Catalyst SD-WAN Manager also had a vulnerability that could allow unauthorised access to sensitive information on affected systems.
  • Both vulnerabilities were reported in 2026 and have been added to CISA's Known Exploited Vulnerabilities catalogue.
  • Recent data breaches at companies in the UK, US, and Australia have raised concerns about potential exposure from similar vulnerabilities.

Reports in this story

Newest first. Each one is a separate event with its own sources and evidence.

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