Is CVE-2026-58643 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-58643?

CVE-2026-58643 has a CVSS v3 severity of MEDIUM (6.1).

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CVE-2026-58643

Description

Improper neutralization of input during web page generation ('cross-site scripting') in Windows Admin Center allows an unauthorized attacker to perform spoofing over a network.