Vulnerability Report

CVE-2026-25999

Title: Improper access control in Klaw /resetMemoryCache endpoint

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2026-25999.

CWE Category CWE-285

Published Date Feb 11, 2026

Modified Date Feb 26, 2026

Exploit Status Not Found

Score 7.1 CVSS v3.1

Exploit Probability (EPSS)

0.26%

Vulnerability Summary

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 sending a crafted request to the /resetMemoryCache endpoint, an attacker can clear cached configurations, environments, and cluster data. This vulnerability is fixed in 2.10.2.

Impacted Vendors

aiven 1

Reference Links

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

CVSS v3.1

Source Entity [email protected]

Severity HIGH

7.1

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

4.3

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-25999 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

February 26, 2026 MODIFIED

Vulnerability data updated via NVD.

February 26, 2026 MODIFIED

Vulnerability data updated via NVD.

February 12, 2026 MODIFIED

Vulnerability data updated via NVD.

February 11, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


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

Affected Stack

No specific products linked.