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PatchSiren cyber security CVE debrief

CVE-2025-4427 Ivanti CVE debrief

CVE-2025-4427 is an authentication bypass vulnerability in Ivanti Endpoint Manager Mobile (EPMM). CISA added it to the Known Exploited Vulnerabilities (KEV) catalog on 2025-05-19, indicating it is treated as a vulnerability with known exploitation risk. The KEV entry directs defenders to apply vendor mitigations, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Vendor
Ivanti
Product
Endpoint Manager Mobile (EPMM)
CVSS
MEDIUM 5.3
CISA KEV
Listed
Original CVE published
2025-05-19
Original CVE updated
2025-05-19
Advisory published
2025-05-19
Advisory updated
2025-05-19

Who should care

Organizations that use Ivanti Endpoint Manager Mobile (EPMM), especially MDM/mobile device management administrators, vulnerability management teams, SOC analysts, and incident responders responsible for internet-facing or cloud-managed assets.

Technical summary

The supplied source corpus identifies CVE-2025-4427 as an authentication bypass issue affecting Ivanti Endpoint Manager Mobile (EPMM). No CVSS score or additional technical exploitation details were provided in the corpus. The key defensive signal is CISA KEV inclusion, with a remediation due date of 2025-06-09.

Defensive priority

High. KEV inclusion means this issue should be prioritized ahead of routine backlog work, with attention to the stated remediation deadline and any vendor-provided mitigation path.

Recommended defensive actions

  • Confirm whether Ivanti Endpoint Manager Mobile (EPMM) is in use anywhere in your environment.
  • Review the official Ivanti security advisory for mitigation or patch guidance.
  • Apply vendor mitigations as soon as possible if a fixed version is not immediately available.
  • For cloud services, follow applicable BOD 22-01 guidance referenced by CISA KEV.
  • If mitigations are unavailable and risk cannot be reduced, plan to discontinue use of the affected product.
  • Validate exposure in asset inventories and prioritize remediation before the KEV due date of 2025-06-09.

Evidence notes

This debrief uses only the supplied CVE metadata, the CISA KEV source item, and the official resource links listed in the corpus. The corpus does not include a CVSS score, patch version, exploit chain details, or vendor advisory text; therefore those specifics are not asserted here.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-4427 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-4427

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-4427 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-4427

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.