Affects Microsoft Azure Portal, a widely used cloud management interface. XSS can lead to admin session theft and cloud account takeover, impacting many organizations.
CVE-2026-83946
XSS in Azure Portal allows script execution and UI spoofing.
Is CVE-2026-83946 being exploited?
Not confirmed. CVE-2026-83946 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-83946?
CVE-2026-83946 is rated High with a CVSS score of 8.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-83946?
Yes. A fix has been recorded for CVE-2026-83946. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-83946 affect?
CVE-2026-83946 affects Microsoft Azure Portal (portal.azure.com), Azure management web UI, Azure subscription/management consoles. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-83946?
Apply vendor patch ASAP; restrict Portal access, enforce MFA, rotate tokens, monitor admin sessions
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Reflected/stored XSS in Azure Portal lets attackers run JS to steal session tokens, perform phishing, and potentially take over admin accounts.
Immediate action required