CVE-2026-15911

HIGHCVSS 7.4

Description

Confluent Kafka Python client's HashiCorp Vault KMS integration could allow a remote attacker to obtain sensitive information due to improper TLS certificate validation.

Timeline

Published:October 1st, 2026 7:17 PM

Last modified:October 6th, 2026 2:17 AM

CVSS Scoring

CVSS v3: 7.4 (HIGH)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Weaknesses (CWE)

CWE-295

References & Reports

Advisories, patches, and third-party reports

https://support.confluent.io/hc/en-us/articles/54133146724244-CONFSA-2026-22-CVE-2026-15911-Confluent-Kafka-Python-Client-Vulnerability-TLS-Certificate-verification-disabled-by-default-in-HashiCorp-Vault-KMS-Integration

Source: NIST NVD · Data may lag official sources by up to one minute