Threat Intelligence / CVE / CVE-2026-21522

CVE-2026-21522

CVSS 6.7 (MEDIUM) · EPSS 0.0% · Published 2026-02-10

Improper neutralization of special elements used in a command ('command injection') in Azure Compute Gallery allows an authorized attacker to elevate privileges locally.

CVSS v3 vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-77

Threats tracking this CVE

February 2026 Patch Tuesday: Six Zero-Days Among 59 CVEs — CRITICAL
February 2026 Patch Tuesday: Six Zero-Days Among 59 CVEs — CrowdStrike-Discovered RDP EoP Exploited Since December 2025 — CRITICAL

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21522

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