Langflow security advisory (AV26-670)

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        <div><p><strong>Serial number: </strong>AV26-670<br /><strong>Date: </strong>June 8, 2026</p>

On July 7, 2026, Langflow updated a security advisory to address vulnerabilities in the following product:

  • Langflow – versions prior to 1.9.1

On July 7, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-55255 to their Known Exploited Vulnerabilities (KEV) Database.

The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates, when available.

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Article Link: https://cyber.gc.ca/en/alerts-advisories/langflow-security-advisory-av26-670