Exposes VMware vCenter admin credentials via MITM due to insecure TLS, a core virtualization controller used widely.
CVE-2026-53475
MITM via insecure TLS in assisted-migration-agent exposes vCenter admin credentials.
Is CVE-2026-53475 being exploited?
Not confirmed. CVE-2026-53475 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. EPSS currently estimates a 0.25% probability of exploitation in the next 30 days.
How severe is CVE-2026-53475?
CVE-2026-53475 is rated Critical with a CVSS score of 9.3. 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-2026-53475?
Yes. A fix has been recorded for CVE-2026-53475. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-53475 affect?
CVE-2026-53475 affects assisted-migration-agent, VMware vCenter. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-53475?
Patch ASAP; enforce TLS with valid certificates; rotate admin credentials.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Credentials exfiltration via MITM; unauthorized vCenter access, risking complete virtualization control.
Immediate action required