Information disclosure in Apache Pulsar
CVE-2025-30677
Apache Pulsar contains multiple connectors for integrating with Apache Kafka. The Pulsar IO Apache Kafka Source Connector, Sink Connector, and Kafka Connect Adaptor Sink Connector log sensitive configuration properties in plain text in app…
EPSS: 0.006 (44.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Apache Pulsar
- Apache Software Foundation Pulsar Io Kafka Connect Adaptor — versions 2.3.0, 3.1.0, 4.0.0
- Apache Software Foundation Pulsar Io Kafka Connector — versions 2.3.0, 3.1.0, 4.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (Vendor Advisory)
- security@apache.org (vendor-advisory, Mailing List, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-30677?
- CVE-2025-30677 is a medium-severity vulnerability in Apache Pulsar, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.5/10. Published 2025-04-09.
- How severe is CVE-2025-30677?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-30677 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.