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Microsoft CVEs Address Event Format Vulnerabilities

Microsoft CVEs Address Event Format Vulnerabilities

First seen 18 Feb 2026, 12:23 UTC • •

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ThreatCluster AI
ThreatCluster •March 12, 2026 at 16:10 UTC

Microsoft has published information on two vulnerabilities: CVE-2025-37938 and CVE-2024-43891. CVE-2025-37938, published on May 20, 2025, involves verification of event formats with '%*p..', while CVE-2024-43891, published on August 26, 2024, pertains to ensuring format files honor EVENT_FILE_FL_FREED. These vulnerabilities may affect systems utilizing these event formats.

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Updated 213d ago How this analysis works

Timeline

2024-08-26
CVE-2024-43891 published
2025-05-20
CVE-2025-37938 published
2026-02-18
Information published on CVE-2025-37938
2026-02-18
Information published on CVE-2024-43891

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