CVE-2026-32588: Apache Cassandra · Uncontrolled Resource Consumption
Affects Apache CassandraSource CVE Database V5
Not known to be exploited · CVSS 6.5 Medium · fixed in 4.0.20 : update Apache Cassandra when convenient.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.0.20
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 7 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache Software FoundationApache Cassandra | Affected
| Fixed in– |
MavenApache Software Foundation/org.apache.cassandra:cassandra-allpkg:maven/Apache Software Foundation/org.apache.cassandra:cassandra-allOther threats | Affected
| Fixed in– |
Mavenorg.apache.cassandra/cassandra-allpkg:maven/org.apache.cassandra/cassandra-allOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Users should upgrade Apache Cassandra to versions 4.0.20, 4.1.11, or 5.0.7 where this vulnerability is fixed. No other mitigations or temporary fixes are indicated. Patch status is confirmed by the vendor recommendation to upgrade to these versions.
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.