Vulnerability

CVE-2025-4427

Medium· 5.3KEVEXPLOITCVSS5.3EPSS91%

.rules3/5

Ivanti Endpoint Manager Mobile (EPMM) Authentication Bypass Vulnerability

Ivanti Endpoint Manager Mobile (EPMM) contains an authentication bypass vulnerability in the API component that allows an attacker to access protected resources without proper credentials via crafted API requests. This vulnerability results from an insecure implementation of the Spring Framework open-source library.

Threat signal

83/100

High

Severity

medium

CVSS

5.3

EPSS

91%

Active

KEV

CISA KEV — actively exploited

369d overdue

AffectedIvanti — Endpoint Manager Mobile (EPMM)

Added to KEV

2025-05-19

Federal patch due (BOD 22-01)

2025-06-09

Required action (CISA verbatim)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Vendor advisory + references

CISA description: “Ivanti Endpoint Manager Mobile (EPMM) contains an authentication bypass vulnerability in the API component that allows an attacker to access protected resources without proper credentials via crafted API requests. This vulnerability results from an insecure implementation of the Spring Framework open-source library.”

CVSS

v3.1Open in FIRST calculator →

5.3/ 10MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack VectorNetworkExploitable remotely over the internet — no local access needed.
Attack ComplexityLowNo special conditions — exploit works reliably.
Privileges RequiredNoneUnauthenticated — no credentials needed.
User InteractionNoneFully automated — no victim action needed.
ScopeUnchangedImpact contained to the vulnerable component.
Confidentiality ImpactLowSome data disclosure; attacker doesn't fully control what.
Integrity ImpactNoneNo integrity impact.
Availability ImpactNoneNo availability impact.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

91.3%

probability of exploitation in next 30 days

p100

higher than 100% of all CVEs

3-day trend↑ 0pp

Statistically about to be weaponized — top-tier triage urgency.

Vendor VEX

No VEX statements published for CVE-2025-4427. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCAttend

Active exploitation with limited impact — coordinate patching

exploitation: active
automatable: no
impact: partial
mission: support

Lifecycle

2025-05-19Added to CISA KEVransomware: Unknown
2025-05-19Public exploit observedexploitdb, metasploit
2025-05-19Published
2025-06-09Federal patch due (BOD 22-01)
2026-06-12Last modified1 source

Mentions in news & research

research:wizIvanti EPMM RCE Vulnerability Chain Exploited in the Wild2025-05-20

No source-event history recorded yet. New revisions will appear here as ingestors re-fetch this CVE.