Original release date: February 24, 2021
The cybersecurity authorities of Australia, New Zealand, Singapore, the United Kingdom, and the United States have released Joint Cybersecurity Advisory AA21-055A: Exploitation of Accellion File Transfer Appliance. Cyber actors worldwide have exploited vulnerabilities in Accellion File Transfer Appliance to attack multiple federal, and state, local, tribal, and territorial government organizations as well as private industry organizations in the medical, legal, telecommunications, finance, and energy fields. In some instances, the attacker extorted money from victim organizations to prevent public release of information exfiltrated from a compromised Accellion appliance.
CISA encourages users and administrators to review AA21-055A: Exploitation of Accellion File Transfer Appliance and MAR-10325064-1.v1 – Accellion FTA for more information.
This product is provided subject to this Notification and this Privacy & Use policy.
CISA released updated guidance for the Minimum Elements for a Software Bill of Materials (SBOM)…
CISA released three Industrial Control Systems (ICS) advisories on August 21, 2025. These advisories provide…
CISA released four Industrial Control Systems (ICS) advisories on August 19, 2025. These advisories provide…
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence…
CISA has added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence…
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence…
This website uses cookies.