CVE-2026-55814: CWE-306 Missing Authentication for Critical Function in Apache Software Foundation Apache Ranger
CVE-2026-55814 is a high-severity vulnerability in Apache Ranger versions up to and including 2.8.0. It involves missing authentication in the Download APIs, allowing unauthenticated access to critical functions. The issue is fixed in version 2.9.0, and users are advised to upgrade to this version to mitigate the risk.
AI Analysis
Technical Summary
Apache Ranger versions <= 2.8.0 contain a missing authentication vulnerability (CWE-306) in their Download APIs. This flaw allows unauthenticated users to access critical functions that should require authentication. The vulnerability has a CVSS 3.1 base score of 7.5, reflecting high severity due to network attack vector, low attack complexity, no privileges required, and no user interaction needed. The confidentiality impact is high, while integrity and availability impacts are none. The vendor recommends upgrading to version 2.9.0, which addresses this issue.
Potential Impact
The vulnerability allows unauthenticated attackers to access critical download functions in Apache Ranger, potentially exposing sensitive data. The confidentiality impact is high, but there is no impact on integrity or availability. This could lead to unauthorized data disclosure.
Mitigation Recommendations
Users should upgrade Apache Ranger to version 2.9.0 or later, where this vulnerability is fixed. Patch status is confirmed by the vendor recommendation to upgrade. No other mitigations are specified.
CVE-2026-55814: CWE-306 Missing Authentication for Critical Function in Apache Software Foundation Apache Ranger
Description
CVE-2026-55814 is a high-severity vulnerability in Apache Ranger versions up to and including 2.8.0. It involves missing authentication in the Download APIs, allowing unauthenticated access to critical functions. The issue is fixed in version 2.9.0, and users are advised to upgrade to this version to mitigate the risk.
CVSS v3.1
Score 7.5high
Affected software
Apache Software Foundation
Apache Ranger
pkg:maven/org.apache.ranger/rangerRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Apache Ranger versions <= 2.8.0 contain a missing authentication vulnerability (CWE-306) in their Download APIs. This flaw allows unauthenticated users to access critical functions that should require authentication. The vulnerability has a CVSS 3.1 base score of 7.5, reflecting high severity due to network attack vector, low attack complexity, no privileges required, and no user interaction needed. The confidentiality impact is high, while integrity and availability impacts are none. The vendor recommends upgrading to version 2.9.0, which addresses this issue.
Potential Impact
The vulnerability allows unauthenticated attackers to access critical download functions in Apache Ranger, potentially exposing sensitive data. The confidentiality impact is high, but there is no impact on integrity or availability. This could lead to unauthorized data disclosure.
Mitigation Recommendations
Users should upgrade Apache Ranger to version 2.9.0 or later, where this vulnerability is fixed. Patch status is confirmed by the vendor recommendation to upgrade. No other mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-06-17T15:01:45.848Z
- State
- PUBLISHED
Threat ID: 6a79aae9bf8831d53985a7d9
Added to database: 08/10/2026, 10:41:45 UTC
Last enriched: 08/17/2026, 15:28:00 UTC
Last updated: 09/24/2026, 13:47:46 UTC
Views: 52
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