What is CVE-2026-23529?

CVE-2026-23529 is a high-severity vulnerability in Aiven-open Bigquery-connector-for-apache-kafka, classified under External Control of File Name or Path. CVSS score: 7.7/10. Published 2026-01-16.

How severe is CVE-2026-23529?

High severity. CVSS v3 base score is 7.7 out of 10.

SSRF in Aiven-open Bigquery-connector-for-apache-kafka

CVE-2026-23529

Kafka Connect BigQuery Connector is an implementation of a sink connector from Apache Kafka to Google BigQuery. Prior to 2.11.0, there is an arbitrary file read in Google BigQuery Sink connector. Aiven's Google BigQuery Kafka Connect Sink…

EPSS: 0.004 (29.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Aiven-open Bigquery-connector-for-apache-kafka — versions < 2.11.0

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-23529?: CVE-2026-23529 is a high-severity vulnerability in Aiven-open Bigquery-connector-for-apache-kafka, classified under External Control of File Name or Path. CVSS score: 7.7/10. Published 2026-01-16.
How severe is CVE-2026-23529?: High severity. CVSS v3 base score is 7.7 out of 10.