Exploited vulnerability · CISA KEV
Yes. CVE-2025-4428, Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 19 May 2025, 6 days after it was published. It affects Ivanti Endpoint Manager Mobile (EPMM). If you run it, CISA's required action is: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ivanti Endpoint Manager Mobile (EPMM) contains a code injection vulnerability in the API component that allows an authenticated attacker to remotely execute arbitrary code via crafted API requests. This vulnerability results from an insecure implementation of the Hibernate Validator open-source library, as represented by CVE-2025-35036.
| Vendor | Ivanti (38 exploited CVEs in KEV) |
| Product | Endpoint Manager Mobile (EPMM) |
| Vulnerability | Ivanti Endpoint Manager Mobile (EPMM) Code Injection Vulnerability |
| Weakness | CWE-94 |
| Published | 13 May 2025 |
| Added to KEV | 19 May 2025 |
| Reported by (CNA) | ivanti |
Yes. CISA added CVE-2025-4428 to the Known Exploited Vulnerabilities catalog on 19 May 2025, which means there is reliable evidence of exploitation in the wild.
CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Check Ivanti's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Endpoint Manager Mobile (EPMM) and watch it for signs of compromise.
Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in May 2025 · Ivanti scorecard · act-now radar.
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