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Vulnerabilities of Apache Software Foundation Apache Kafka

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CVE Summary Score Published
CVE-2026-114349 Apache Kafka: Denial of service via unbounded memory allocation when decoding compressed record batches Not rated Oct 28, 2026
CVE-2026-112375 Apache Kafka: Unauthorized principal can read arbitrary broker files via IncrementalAlterConfigs Not rated Oct 28, 2026
CVE-2026-116593 Apache Kafka: Kafka Connect configuration provider values exposed via validation REST API endpoint Not rated Oct 28, 2026
CVE-2026-115644 Apache Kafka: Connect Admin REST API Authentication Bypass via Unapplied REST Extensions Not rated Oct 28, 2026
CVE-2026-111551 Apache Kafka: Denial of service in Kafka Streams and client deserializers via unbounded memory allocation Not rated Oct 28, 2026
CVE-2026-111496 Apache Kafka: Kafka Streams StreamThread hang from integer overflow in stream-time punctuation Not rated Oct 28, 2026
CVE-2026-111115 Apache Kafka: Broker OutOfMemoryError via tagged-field allocation amplification in flexible protocol request parsing Not rated Oct 28, 2026
CVE-2026-111108 Apache Kafka: Broker OutOfMemoryError via array allocation amplification in code-generated protocol readers Not rated Oct 28, 2026
CVE-2026-111073 Apache Kafka: PushTelemetry (KIP-714) metrics payloads are decompressed without a size limit, allowing a broker out-of-memory denial of service Not rated Oct 28, 2026
CVE-2026-110985 Apache Kafka: Broker silently skips JWT signature verification for SASL/OAUTHBEARER when the JWKS endpoint URL is not configured Not rated Oct 28, 2026
CVE-2026-110952 Apache Kafka: Broker does not enforce JWT issuer and audience validation for SASL/OAUTHBEARER by default Not rated Oct 28, 2026
CVE-2026-83525 Apache Kafka: Incorrect boolean operator in FetchSnapshot RPC handler allows authenticated network clients to crash the KRaft controller via a malformed request. Not rated Oct 28, 2026
CVE-2026-41115 An improper authorization vulnerability has been identified in Apache Kafka Not rated Jun 2, 2026
CVE-2026-33557 A possible security vulnerability has been identified in Apache Kafka Not rated Apr 20, 2026
CVE-2026-33558 Information exposure vulnerability has been identified in Apache Kafka Not rated Apr 20, 2026
CVE-2025-27819 In CVE-2023-25194, we announced the RCE/Denial of service attack via SASL JAAS JndiLoginModule configuration in Kafka… Not rated Jun 10, 2025
CVE-2025-27818 A possible security vulnerability has been identified in Apache Kafka Not rated Jun 10, 2025
CVE-2024-56128 Incorrect Implementation of Authentication Algorithm in Apache Kafka's SCRAM implementation Not rated Dec 18, 2024
CVE-2024-27309 While an Apache Kafka cluster is being migrated from ZooKeeper mode to KRaft mode, in some cases ACLs will not be… Not rated Apr 12, 2024
CVE-2022-34917 A security vulnerability has been identified in Apache Kafka Not rated Sep 20, 2022
CVE-2021-38153 Some components in Apache Kafka use `Arrays.equals` to validate a password or key, which is vulnerable to timing attacks… Not rated Sep 22, 2021
CVE-2018-1288 In Apache Kafka 0.9.0.0 to 0.9.0.1, 0.10.0.0 to 0.10.2.1, 0.11.0.0 to 0.11.0.2, and 1.0.0, authenticated Kafka users may… Not rated Jul 26, 2018
CVE-2017-12610 In Apache Kafka 0.10.0.0 to 0.10.2.1 and 0.11.0.0 to 0.11.0.1, authenticated Kafka clients may use impersonation via a… Not rated Jul 26, 2018

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