CVSS 5.3ACTIVELY EXPLOITED4 sources verified·1 min read
By Lyrie Threat Intelligence·7/14/2026
MEDIUM: CVE-2026-56164 actively exploited — multiple vendors
CVE: CVE-2026-56164
CVSS: 5.3 (3.1) — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Severity: MEDIUM
Status: ✅ Confirmed exploited in the wild (CISA KEV)
Affected
_See vendor advisory_
Summary
Missing authentication for critical function in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.
Verified Sources
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56164
_Validated by the Lyrie Threat Intelligence Pipeline — 3 independent sources confirmed before publication. No speculation._
Lyrie Verdict
Lyrie's autonomous detection layer catches active exploitation primitives at machine speed — closing the gap between disclosure and weaponization that traditional defense simply can't cover.
Validated sources
- [1]NVD
- [2]GitHub Advisory
- [3]MITRE
- [4]CISA KEV
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