Apache Cassandra, OpenStack and OpenSSL: three critical vulnerabilities identified

Three major vulnerabilities affect widely deployed IT infrastructures in April 2026.

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The fact

Apache Cassandra suffers from a denial of service via the ALTER ROLE function, OpenStack Keystone from privilege escalation via EC2 credentials, and OpenSSL from multiple flaws as of April 7.

IT administrators must apply available patches as a priority to secure their environments.

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Auto-synthesis from 1 media source · identified on June 8, 2026

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