Remote Code Execution Vulnerability in Apache Kafka by Apache
CVE-2025-27819

7.5HIGH

Key Information:

Vendor

Apache
Status
Apache Kafka
Vendor
CVE Published:
10 June 2025

What is CVE-2025-27819?

A vulnerability in Apache Kafka allows for remote code execution and denial of service attacks due to improper configuration in SASL JAAS JndiLoginModule. Both the Kafka Connect API and Apache Kafka brokers are affected, allowing attackers with the AlterConfigs permission on the Kafka cluster to exploit this weakness. Mitigations have been introduced in versions 3.4.0 and later, including the disabling of sensitive login modules by default, enhancing security for users.

Affected Version(s)

Apache Kafka 2.0.0 <= 3.3.2

References

https://kafka.apache.org/cve-list
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ziyang Li
Ji'an Zhou
Ying Zhu
.