Microsoft Power Automate is widely used enterprise software; SSRF enabling privilege escalation can disrupt internal networks and services across organizations.
CVE-2026-65818
Authenticated SSRF in Power Automate enabling privilege escalation and internal network access.
Is CVE-2026-65818 being exploited?
Not confirmed. CVE-2026-65818 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 0.34% probability of exploitation in the next 30 days.
How severe is CVE-2026-65818?
CVE-2026-65818 is rated High with a CVSS score of 8.5. 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-2026-65818?
Yes. A fix has been recorded for CVE-2026-65818. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-65818 affect?
CVE-2026-65818 affects Microsoft Power Automate (cloud). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-65818?
Apply Microsoft update immediately; review Power Automate flows and access controls.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated SSRF lets attackers make internal network requests via Power Automate, enabling privilege escalation, access to internal services, and lateral movement.
Immediate action required