+44 1865 950 828 Secure Your Business
Actively exploitedKnown ransomware use

CVE-2023-35078 Ivanti Endpoint Manager Mobile Authentication Bypass Vulnerability

Ivanti Endpoint Manager Mobile (EPMM, previously branded MobileIron Core) contains an authentication bypass vulnerability that allows unauthenticated access to specific API paths. An attacker with access to these API paths can access personally identifiable information (PII) such as names, phone numbers, and other mobile device details for users on a vulnerable system. An attacker can also make other configuration changes including installing software and modifying security profiles on registered devices.

From the CISA KEV catalogue version 2026.11.06, with Cybergen analysis. Updated 6 Nov 2026.

Our Assessment

Should You Worry?

Patch nowCybergen assessment
  • CISA confirmed exploitation in the wild and added it to the Known Exploited Vulnerabilities catalogue on 25 Jul 2023.
  • CISA lists it as known to be used in ransomware campaigns.
  • Rated Critical severity (CVSS 10.0, scored by Vendor).
  • This product type is often exposed to the internet, which is where attackers scan for it first.
  • It has been in the catalogue for 1,200 days. Systems still unpatched now have almost certainly been scanned for it.
The Vulnerability

What It Is

An authentication bypass vulnerability in Ivanti EPMM allows unauthorized users to access restricted functionality or resources of the application without proper authentication.

Affected Versions

ProductVersions
Ivanti Endpoint Manager MobileSee the vendor advisory

From the public CVE record, as supplied by the vendor. Always confirm against the vendor advisory.

From Watch to Action

What To Do Now

  1. 1

    Find it

    Search your asset inventory and external attack surface for Ivanti Endpoint Manager Mobile (EPMM). Include cloud images, appliances and anything a supplier runs for you.

    Attack Surface Management
  2. 2

    Fix it

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

    Vulnerability Management
  3. 3

    Hunt for compromise

    If an affected system was reachable before you patched, assume it may have been hit. Check logs, new accounts, web shells and outbound connections from the date of exposure.

    Incident Response
  4. 4

    Prove it is fixed

    Rescan or test the system after patching. Upgrades that fail silently and forgotten secondary instances are common.

    Penetration Testing

Vendor Advisories

Regulation

The Compliance Clock

Cyber EssentialsRated critical, so if it affects devices in your Cyber Essentials scope, the update must be installed within 14 days of the vendor releasing it.NIS2If exploitation causes a significant incident, essential and important entities owe their CSIRT an early warning within 24 hours and a notification within 72 hours.DORAFinancial entities must classify ICT incidents and send an initial notification for a major incident within strict deadlines, with exploited flaws a common cause.US federal (BOD 22-01)Federal civilian agencies had until 15 Aug 2023 to remediate. A sensible benchmark for everyone else.

General guidance, not legal advice. Your obligations depend on your sector, scope and jurisdiction.

Stay Ahead

More Exploited Ivanti Flaws

Get alerts for IvantiWe email you when a new Ivanti vulnerability is confirmed as exploited. Add more vendors on Threat Watch.

By signing up you agree to receive Threat Watch alerts. Unsubscribe at any time. See our Privacy Policy.

CVE-2026-118527Ivanti Connect Secure Generation of Predictable Numbers or Identifiers VulnerabilityAdded 30 Oct 2026CVE-2026-111357Ivanti Connect Secure Missing Authentication for Critical Function VulnerabilityAdded 30 Oct 2026CVE-2026-104935Ivanti Connect Secure Authentication Bypass by Spoofing VulnerabilityAdded 13 Oct 2026CVE-2026-10520Ivanti Sentry OS Command Injection VulnerabilityAdded 11 Jun 2026CVE-2026-6973Ivanti Endpoint Manager Mobile (EPMM) Improper Input Validation VulnerabilityAdded 7 May 2026CVE-2026-1340Ivanti Endpoint Manager Mobile (EPMM) Code Injection VulnerabilityAdded 8 Apr 2026

All 38 exploited Ivanti vulnerabilities

Not Sure If You Are Exposed?

Our attack surface and vulnerability teams can check your internet-facing estate for CVE-2023-35078 and every other exploited flaw on the list.

Check My Exposure
Evidence

Sources

  1. CISA Known Exploited Vulnerabilities catalogue
  2. NVD: CVE-2023-35078
  3. CVE record: CVE-2023-35078
  4. FIRST EPSS
  5. forums.ivanti.com/s/article/CVE-2023-35078-Remote-unauthenticated-API-access-vulnerability?language=
  6. forums.ivanti.com/s/article/CVE-2023-35078-Remote-unauthenticated-API-access-vulnerability
  7. forums.ivanti.com/s/article/KB-Remote-unauthenticated-API-access-vulnerability-CVE-2023-35078
  8. cisa.gov/news-events/alerts/2023/07/24/ivanti-releases-security-updates-endpoint-manager-mobile-epmm
  9. ivanti.com/blog/cve-2023-35078-new-ivanti-epmm-vulnerability