How severe is CVE-2026-32588?

CVE-2026-32588 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-32588 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-32588?

CVE-2026-32588 affects Apache Cassandra. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-32588?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-32588 have an EU (EUVD) identifier?

Yes. CVE-2026-32588 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19769.

When was CVE-2026-32588 published?

CVE-2026-32588 was published on 2026-04-07 and last updated on 2026-06-17.

CVE-2026-32588

CVE-2026-32588 is a medium-severity vulnerability in Apache Cassandra with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-19769
Weakness: CWE-400
Affected product: Apache Cassandra
Published: 2026-04-07
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-32588?: 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 severe is CVE-2026-32588?: CVE-2026-32588 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-32588 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-32588?: CVE-2026-32588 affects Apache Cassandra. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-32588?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-32588 have an EU (EUVD) identifier?: Yes. CVE-2026-32588 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-19769.
When was CVE-2026-32588 published?: CVE-2026-32588 was published on 2026-04-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:cassandra:*:*:*:*:*:*:*:*

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