CVE-2026-32588
Apache Cassandra has an authenticated DoS over CQL
EPSS 0.07%
Description
Authenticated DoS over CQL in Apache Cassandra 4.0, 4.1, 5.0 allows authenticated user to raise query latencies via repeated password changes. Users are recommended to upgrade to version 4.0.20, 4.1.11, 5.0.7, which fixes this issue.
How to fix CVE-2026-32588
To remediate CVE-2026-32588, upgrade the affected package to a fixed version below.
- Maven/org.apache.cassandra:cassandra-all—upgrade to 4.0.20 or later
Is CVE-2026-32588 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 4.0, < 4.0.20
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N |