Unauthenticated privilege escalation via undisclosed authorization flaw
Published Oct 9, 2025 · Updated Oct 9, 2025
Improper authorization in Microsoft Azure Cache for Redis Enterprise and Azure Managed Redis allows remote attackers to elevate privileges. Microsoft has not published the affected authorization locus or the incorrect operation performed when processing untrusted requests. Exploitation requires network access and high-complexity conditions but no authentication or user interaction, permitting high-impact data access and modification without interrupting service.
Summary
What happened
Improper authorization in Microsoft Azure Cache for Redis Enterprise and Azure Managed Redis allows remote attackers to elevate privileges. Microsoft has not published the affected authorization locus or the incorrect operation performed when processing untrusted requests. Exploitation requires network access and high-complexity conditions but no authentication or user interaction, permitting high-impact data access and modification without interrupting service.
The record
- CVE
- CVE-2025-59271
- Published
- Oct 9, 2025
- Updated
- Oct 9, 2025
- Vendor
- Microsoft
- Product
- Azure Cache for Redis Enterprise
- Classifications
- CWE-285
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Oct 9, 2025CVE publishedPublication date reported by the CVE source.
- Oct 9, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=N/A
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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