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Kafka 2.7 vulnerabilities

7 known CVEs affect the 2.7 line of Kafka.

8.8 max CVSS

Fixed in

2.7.2
Check your versionkafka-topics.sh --version

CVEs affecting 2.7

CVE Title CVSS Exploited EPSS Published
CVE-2025-27818 Apache Kafka: Possible RCE attack via SASL JAAS LdapLoginModule configuration 8.8 — 2025-06-10
CVE-2025-27819 Apache Kafka: Possible RCE/Denial of service attack via SASL JAAS JndiLoginModule configuration 7.5 — 2025-06-10
CVE-2024-31141 Apache Kafka Clients: Privilege escalation to filesystem read-access via automatic ConfigProvider 6.5 — 2024-11-19
CVE-2021-38153 Timing Attack Vulnerability for Apache Kafka Connect and Clients 5.9 — 2021-09-22
CVE-2024-56128 Apache Kafka: SCRAM authentication vulnerable to replay attacks when used without encryption 5.3 — 2024-12-18
CVE-2026-33558 Apache Kafka, Apache Kafka Clients: Information Exposure Through Network Client Log Output 5.3 — 2026-04-20
CVE-2020-27218 In Eclipse Jetty version 9.4.0.RC0 to 9.4.34.v20201102, 10.0.0.alpha0 to 10.0.0.beta2, and 11.0.0.alpha0 to 11... 4.8 — 2020-11-28

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Weekly exploited-vulnerability digest

The KEV additions that matter for self-hosted servers, once a week. No other mail.

Data: CVE List (CVE® Program), NVD, CISA KEV, FIRST EPSS (see EPSS at https://www.first.org/epss), endoflife.date. Software list: awesome-selfhosted (CC BY-SA 3.0).