# CVE-2026-5787 — Ivanti Endpoint Manager Mobile

> As of 2026-05-08, CVE-2026-5787 is a HIGH-severity vulnerability in Ivanti Endpoint Manager Mobile, CVSS v3.1 8.9, EPSS 0.8% (56.9th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-5787, most recently “Ivanti Endpoint Manager Mobile (EPMM) Improper Input Validation Authenticated RCE Zero-Day — CVE-2026-6973 (CISA KEV, Active Exploitation)”.

**Last updated:** 2026-05-08

## What is CVE-2026-5787?

An Improper Certificate Validation in Ivanti EPMM before versions 12.6.1.1, 12.7.0.1, and 12.8.0.1 allows a remote unauthenticated attacker to impersonate registered Sentry hosts and obtain valid CA-signed client certificates.

The record classifies CVE-2026-5787 under weakness class [CWE-295](https://intel.threadlinqs.com/cwe/CWE-295). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 174 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 8.9 — HIGH (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L`)
- **EPSS (FIRST):** 0.8% probability of exploitation in the next 30 days, higher than 56.9% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 6.7/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-05-07, last modified 2026-05-08

## Is CVE-2026-5787 being exploited?

It currently carries a trending score of 19 in the Threadlinqs vulnerability feed.

## Affected products and versions

- [Ivanti](https://intel.threadlinqs.com/vendors/ivanti): Endpoint Manager Mobile

## How to fix CVE-2026-5787

No vendor patch reference has been recorded for CVE-2026-5787 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-5787

1 tracked threat in the Threadlinqs corpus references CVE-2026-5787, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Ivanti Endpoint Manager Mobile (EPMM) Improper Input Validation Authenticated RCE Zero-Day — CVE-2026-6973 (CISA KEV, Active Exploitation)](https://intel.threadlinqs.com/threat/TL-2026-0477) — HIGH · 2026-05-07

## Sources

Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [hub.ivanti.com](https://hub.ivanti.com/s/article/May-2026-Security-Advisory-Ivanti-Endpoint-Manager-Mobile-EPMM-Multiple-CVEs)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-5787
Full detection coverage and IOCs for threats exploiting CVE-2026-5787 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp