EUVD-2026-55248
GHSA-r575-fqmx-qqgc
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Network-reachable unauthenticated read-only API; no integrity or availability impact since only policy data disclosure is described.
Primary rating from Vendor (apache).
CVSS VectorVendor: apache
Lifecycle Timeline
4DescriptionCVE.org
Missing Authentication in Apache Ranger Download APIs on versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.
Articles & Coverage 1
AnalysisAI
Unauthenticated access to Apache Ranger Download APIs on versions 2.8.0 and earlier exposes sensitive authorization policy data to any remote attacker with network connectivity. The missing authentication check (CWE-306) means no credentials or privileges are required to invoke these endpoints and retrieve their output. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Any Apache Ranger deployment running version 2.8.0 or earlier where the Ranger Admin web service is reachable over the network is vulnerable. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 7.5 with vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N accurately reflects the risk posture: this is a remotely exploitable, zero-interaction, zero-authentication information disclosure vulnerability with high confidentiality impact. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Upgrade Apache Ranger to version 2.9.0, which resolves this issue per the vendor advisory at https://lists.apache.org/thread/yoorhnbxfydb5xoxlxlmms0f268rj9dh. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: audit network access logs for unauthorized requests to Apache Ranger Admin Download APIs and apply immediate network segmentation to restrict interface access to authorized administrators only. …
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Same technique Authentication Bypass
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