What’s Vulnerable › Vulnerabilities

CVE-2025-21195: Azure Service Fabric Runtime Elevation of Privilege Vulnerability

• Severity: medium (CVSS 6.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-07-08 · updated 2026-06-17
• Weakness: CWE-59

Description

Improper link resolution before file access ('link following') in Service Fabric allows an authorized attacker to elevate privileges locally.

Affected products

• Microsoft Azure Service Fabric for Linux: before 10.1; 10.1, 10.1-cumulative_update_2, 10.1-cumulative_update_3, 10.1-cumulative_update_4, 10.1-cumulative_update_5, 10.1-cumulative_update_6 — fixed in 10.1
• Microsoft Service Fabric: from 1.0.0 before 10.1 Cumulative Update 7.0 — fixed in 10.1 Cumulative Update 7.0

How to fix

Upgrade to a fixed version: Microsoft Azure Service Fabric for Linux 10.1; Microsoft Service Fabric 10.1 Cumulative Update 7.0. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21195

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