External risk intelligence

Attackers can enroll devices and steal customer data using Ivanti EPMM.

CVE advisorySeverity: CRITICAL (CVSS 9.1)

CVE-2026-7821

Ivanti EPMM has a critical flaw allowing remote attackers to enroll devices, potentially exposing sensitive information and compromising device identities. This requires immediate attention as it affects device management security.

5Halo Surface Signal

Information Disclosure

Ivanti Endpoint Manager Mobile

before 12.6.1.112.7.0.012.8.0.0

External exposure likelihood

Halo Surface Signal score for CVE-2026-7821

Ivanti EPMM is a mobile device management platform. The vulnerability resides in the device enrollment portal, which is architected as an internet-facing gateway to support remote device provisioning. As such, the enrollment endpoint is inherently exposed to the public internet by design in standard deployments to enable connectivity for mobile assets.

PCI scan relevance

PCI Relevance for CVE-2026-7821

Yes

CVE-2026-7821 — Halo PCI Relevance: Yes. Under typical PCI ASV external scan criteria, this issue may be flagged for scan prioritization.

This CVE is PCI scan-relevant due to improper certificate validation, which can lead to unauthorized device enrollment and compromise the integrity of device identities.

Scan-prioritization guidance only—not a PCI DSS certification or ASV attestation.

Horizon Alert

Summary of the vulnerability and why it matters

An improper certificate validation issue in Ivanti EPMM could allow an unauthorized remote attacker to enroll devices, potentially exposing appliance information and compromising the identity of new devices. This warrants attention because it impacts the security of device management and the integrity of enrolled devices.

  • Allows remote enrollment.
  • Exposes appliance information.
  • Impacts device identity.

Attack Path

How an attacker could exploit the issue

A remote, unauthenticated attacker could exploit this flaw to enroll unauthorized devices into Ivanti EPMM. This allows them to gain information about the EPMM appliance and compromise the identity of the newly enrolled device.

  • Unauthenticated remote access
  • Vulnerable enrollment portal
  • Restricted unenrolled devices targeted

Live Threat

Current exploitation, exposure, and threat context

This vulnerability allows unauthenticated remote attackers to enroll unauthorized devices into Ivanti EPMM, potentially exposing appliance information and compromising new device identities. Attackers may find this appealing due to the direct impact on device management and potential for subsequent network access or privilege escalation through compromised identities. The internet-facing nature of the enrollment portal makes it an accessible target for exploitation.

  • Exploitable remotely and unauthenticated.
  • No public exploit code observed.
  • Vulnerability present in endpoint enrollment.

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

Teams should prioritize patching Ivanti EPMM to versions 12.6.1.1, 12.7.0.1, or 12.8.0.1 to address improper certificate validation that could allow unauthenticated remote attackers to enroll restricted devices and disclose information. Monitor network traffic for unusual enrollment requests or device activity indicating potential exploitation.

  • Patch Ivanti EPMM to a fixed version.
  • Isolate EPMM from the network if patching is delayed.
  • Monitor for unauthorized device enrollments.

Frequently asked questions

What is Ivanti Endpoint Manager Mobile (EPMM)?

Ivanti EPMM is a software solution designed for the administration and security of mobile devices within an organization. It empowers administrators to oversee device onboarding, deploy applications, and enforce security protocols across a range of mobile devices.

How does CVE-2026-7821 weaken Ivanti EPMM?

CVE-2026-7821 exploits an improper certificate validation weakness (CWE-295) in Ivanti EPMM. This allows remote, unauthenticated attackers to enroll devices that should not be enrolled, leading to the disclosure of information about the EPMM appliance and compromising the integrity of the newly enrolled device's identity.

What is the attack path for CVE-2026-7821 in Ivanti EPMM?

A remote, unauthenticated attacker can exploit this flaw by targeting the Ivanti EPMM enrollment portal. This allows them to enroll devices from a restricted set of unenrolled devices, bypassing normal security checks and potentially accessing sensitive information about the EPMM system.

How does the Halo Surface Signal assess the risk of CVE-2026-7821?

Halo Surface Signal assesses CVE-2026-7821 as 'Very likely' to be exploited. This is because Ivanti EPMM's device enrollment portal is designed to be internet-facing, making it an accessible target for remote attackers seeking to enroll unauthorized devices and potentially gain access to sensitive information.

What actions should be taken to respond to CVE-2026-7821?

To address CVE-2026-7821, administrators should prioritize updating Ivanti EPMM to versions 12.6.1.1, 12.7.0.1, or 12.8.0.1. If immediate patching is not possible, isolating the EPMM system from the network is recommended. Continuous monitoring for unusual enrollment activities or device behavior is also advised to detect potential exploitation.

References