What’s Vulnerable › Vulnerabilities

CVE-2021-41373: FSLogix Information Disclosure Vulnerability

• Severity: low (CVSS 2.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-10 · updated 2026-08-19

Description

FSLogix Information Disclosure Vulnerability

Affected products

• Microsoft FSLogix: before 2.9.7979.62170 — fixed in 2.9.7979.62170
• Microsoft FSLogix: from 2.0.0.0 before 2.9.7979.62170 — fixed in 2.9.7979.62170

How to fix

Upgrade to a fixed version: Microsoft FSLogix 2.9.7979.62170; Microsoft FSLogix 2.9.7979.62170. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-41373
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41373

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