Apache
CVE-2026-116593: Apache Kafka Connect has the /connector-plugins/{connector-type}/config/validate endpoint on its REST API to validate connector configurations. Apache Kafka Con
CVE-2026-116593 Oct 28, 2026 Source: Vendor
Apache Kafka Connect has the /connector-plugins/{connector-type}/config/validate endpoint on its REST API to validate connector configurations.
Apache Kafka Connect also support Configuration Providers which enable to hide the values of sensitive configuration and only resolve them at runtime.
An attacker with access to the validate endpoint can use it to resolve and return plaintext values via any of the configuration providers installed on a Connect worker.
Users are recommended to upgrade
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-116593
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Credited
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CVE-2026-116593
BR2026-0000-037911
unclaimed
Credited as Hyunwoo Kim
CVE-2026-116593
BR2026-0000-037912
unclaimed
Credited as Sudhanshu Chauhan <sudhanshu@redhuntlabs.com>, RedHunt Labs
CVE-2026-116593
BR2026-0000-037913
unclaimed
Credited as Bartłomiej Dmitruk <bartek@striga.ai>, Striga
CVE-2026-116593
BR2026-0000-037914
unclaimed
Credited as Andrew MacPherson