CVE-2026-44367: CWE-178: Improper Handling of Case Sensitivity in Aiven-Open klaw
Klaw, an Apache Kafka topic management tool, had a vulnerability prior to version 2. 10. 4 involving inconsistent handling of username case sensitivity in registration and login. This flaw could be exploited to cause a denial of service by locking out user accounts. The issue has been fixed in version 2. 10. 4. The vulnerability has a low severity with a CVSS score of 2. 7 and does not impact confidentiality or integrity, only availability. No known exploits are reported in the wild.
AI Analysis
Technical Summary
CVE-2026-44367 is a vulnerability in Aiven-Open's Klaw tool affecting versions prior to 2.10.4. It arises from improper handling of case sensitivity in usernames during user registration and login processes. This inconsistency can lead to a targeted denial of service by causing complete account lockout. The vulnerability is classified under CWE-178 (Improper Handling of Case Sensitivity) and CWE-20 (Improper Input Validation). The CVSS 3.1 base score is 2.7, indicating low severity, with network attack vector, low attack complexity, and requiring high privileges but no user interaction. The vulnerability affects availability only, with no impact on confidentiality or integrity. The issue has been patched in version 2.10.4. No cloud service is involved, and no known exploits exist in the wild.
Potential Impact
The vulnerability allows an attacker with high privileges to cause a denial of service by locking out user accounts due to inconsistent case sensitivity handling in usernames. This impacts availability but does not affect confidentiality or integrity. There are no known exploits in the wild.
Mitigation Recommendations
Upgrade Klaw to version 2.10.4 or later, where this vulnerability has been patched. Since this is not a cloud service, remediation requires applying the official patch. Patch status is confirmed by the vendor's versioning information. No additional mitigations are indicated.
CVE-2026-44367: CWE-178: Improper Handling of Case Sensitivity in Aiven-Open klaw
Description
Klaw, an Apache Kafka topic management tool, had a vulnerability prior to version 2. 10. 4 involving inconsistent handling of username case sensitivity in registration and login. This flaw could be exploited to cause a denial of service by locking out user accounts. The issue has been fixed in version 2. 10. 4. The vulnerability has a low severity with a CVSS score of 2. 7 and does not impact confidentiality or integrity, only availability. No known exploits are reported in the wild.
CVSS v3.1
Score 2.7low
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-44367 is a vulnerability in Aiven-Open's Klaw tool affecting versions prior to 2.10.4. It arises from improper handling of case sensitivity in usernames during user registration and login processes. This inconsistency can lead to a targeted denial of service by causing complete account lockout. The vulnerability is classified under CWE-178 (Improper Handling of Case Sensitivity) and CWE-20 (Improper Input Validation). The CVSS 3.1 base score is 2.7, indicating low severity, with network attack vector, low attack complexity, and requiring high privileges but no user interaction. The vulnerability affects availability only, with no impact on confidentiality or integrity. The issue has been patched in version 2.10.4. No cloud service is involved, and no known exploits exist in the wild.
Potential Impact
The vulnerability allows an attacker with high privileges to cause a denial of service by locking out user accounts due to inconsistent case sensitivity handling in usernames. This impacts availability but does not affect confidentiality or integrity. There are no known exploits in the wild.
Mitigation Recommendations
Upgrade Klaw to version 2.10.4 or later, where this vulnerability has been patched. Since this is not a cloud service, remediation requires applying the official patch. Patch status is confirmed by the vendor's versioning information. No additional mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-05-05T20:15:20.631Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1efb66e29bf47b50db351d
Added to database: 6/2/2026, 3:48:54 PM
Last enriched: 6/2/2026, 4:05:18 PM
Last updated: 6/2/2026, 5:07:10 PM
Views: 3
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