What is CVE-2026-25999?

CVE-2026-25999 is a high-severity vulnerability in Aiven-open Klaw, classified under Improper Authorization. CVSS score: 7.1/10. Published 2026-02-11.

How severe is CVE-2026-25999?

High severity. CVSS v3 base score is 7.1 out of 10.

Auth bypass in Aiven-open Klaw

CVE-2026-25999

Klaw is a self-service Apache Kafka Topic Management/Governance tool/portal. Prior to 2.10.2, there is an improper access control vulnerability that allows unauthorized users to trigger a reset or deletion of metadata for any tenant. By se…

EPSS: 0.000 (13.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H.

Affected products

Aiven-open Klaw — versions < 2.10.2

Weakness classification (CWE)

CWE-285 — Improper Authorization

References

https://github.com/Aiven-Open/klaw/security/advisories/GHSA-rp26-qv9w-xr5q (x_refsource_CONFIRM)
https://github.com/Aiven-Open/klaw/commit/617ed96b1db111ed498d89132321bf39f486e3a1 (x_refsource_MISC)
https://github.com/Aiven-Open/klaw/releases/tag/v2.10.2 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-25999?: CVE-2026-25999 is a high-severity vulnerability in Aiven-open Klaw, classified under Improper Authorization. CVSS score: 7.1/10. Published 2026-02-11.
How severe is CVE-2026-25999?: High severity. CVSS v3 base score is 7.1 out of 10.