What is CVE-2026-73245?

CVE-2026-73245 is a medium-severity vulnerability in Kestra-io Kestra, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2026-08-11.

How severe is CVE-2026-73245?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Kestra-io Kestra

CVE-2026-73245

Kestra is an open-source, event-driven orchestration platform. Prior to 2.0.0-rc6, Kestra's cli/src/main/resources/application.yml serves Micronaut management endpoints on port 8081 without authentication even when Basic Auth protects /api…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Kestra-io Kestra — versions < 2.0.0-rc6

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-73245?: CVE-2026-73245 is a medium-severity vulnerability in Kestra-io Kestra, classified under Missing Authentication for Critical Function. CVSS score: 6.5/10. Published 2026-08-11.
How severe is CVE-2026-73245?: Medium severity. CVSS v3 base score is 6.5 out of 10.