AUGUST 4, 2026
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Case File

CVE-2026-21264

CRITICAL · CVSS 9.3 EPSS 0.37%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-01-22 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.3. It affects Microsoft.

CVE
CVE-2026-21264
Severity
CRITICAL
CVSS
9.3
EPSS
0.37%
Microsoft

Original NVD Description

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

Related CVEs

Other vulnerabilities affecting the same vendor(s)