Exploited CVEs / Ivanti / CVE-2025-4427
CVE-2025-4427
Ivanti Endpoint Manager Mobile (EPMM) Authentication Bypass Vulnerability. Exploitation in the wild is confirmed by CISA, not predicted. Federal agencies were required to remediate by 2025-06-09 (that deadline has passed); treat that date as the outer bound for your own environment. The fix is in the vendor advisory: Ivanti Security Advisories, linked below.
Actively exploited Ivanti Endpoint Manager Mobile (EPMM) vulnerability, High severity, CVSS 7.5. Added to the CISA KEV catalog 2025-05-19.
Risk summary
Updated July 26, 2026. Data refreshed on every build from MSRC, CISA KEV, and FIRST EPSS.
Senserva AI Opinion for CVE-2025-4427
The bypass half of the Ivanti EPMM chain: crafted API requests reach protected resources without credentials, EPSS 100%, exploited since May 2025. On its own it is a CVSS 7.5 access flaw; paired with CVE-2025-4428 it hands over the mobile device management server outright.
Do this: Apply Ivanti's EPMM update now and verify no unauthorized device enrollments or policy changes occurred.
AI-generated from public data, 2026-07-07. Verify against the vendor advisory before acting.
Senserva AI Opinion and rich prompt for CVE-2025-4427
Copy this prompt into Claude, ChatGPT, or Copilot. The facts are included, sourced from this page.
Full tracking and change history for CVE-2025-4427
Published and last-revised dates are authoritative, from Microsoft MSRC (or the CISA KEV date-added). Senserva additionally records day-to-day changes from 2026-07-07, refreshed several times a day; the change count reflects that forward-only tracking.
CISA required action
Federal (BOD 22-01) remediation due date: 2025-06-09 (past due).
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Official fix for CVE-2025-4427
The authoritative fix and affected-version list are published by the vendor. Find the Endpoint Manager Mobile (EPMM) advisory on Ivanti Security Advisories.
Common questions about CVE-2025-4427
Is CVE-2025-4427 actively exploited?
Yes. CVE-2025-4427 was added to the CISA Known Exploited Vulnerabilities (KEV) catalog on 2025-05-19, which means exploitation in the wild has been confirmed, not predicted. Its EPSS 30-day exploitation probability is 100%.
What is the CISA deadline and required action for CVE-2025-4427?
CISA set the federal (BOD 22-01) remediation due date at 2025-06-09, which has passed; treat any unremediated system as overdue. The verbatim required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
What fixes CVE-2025-4427?
The authoritative fix is in the vendor advisory: see Ivanti Security Advisories for the patched Endpoint Manager Mobile (EPMM) versions and any workarounds. KEV listing makes this a fix-first item: patch it ahead of higher-CVSS issues nobody is exploiting.
Can I ask my own AI about CVE-2025-4427?
Yes. This page includes a free, ready-to-paste AI prompt containing CVE-2025-4427's key facts: severity, CVSS, EPSS, the KEV date, the CISA due date, and the required action. Copy it into Claude, ChatGPT, or Copilot; the data is refreshed twice a day (5 AM and 3 PM US Central).
More exploited Ivanti CVEs
The newest Ivanti entries on the CISA KEV catalog:
All Ivanti exploited CVEs on one page: Ivanti vulnerabilities actively exploited.
Authoritative references
Every actively exploited CVE, searchable with due dates and CSV export: the exploited-CVE tracker. The newest additions: exploited this week.
