---
title: "CISA Warns of Actively Exploited Ivanti EPMM Zero-Day Vulnerability"
short_title: "CISA adds Ivanti EPMM zero-day to KEV catalog"
description: "CISA has added CVE-2026-1340, a critical code injection flaw in Ivanti EPMM, to its KEV catalog due to active exploitation. Learn mitigation steps now."
author: "Vitus"
date: 2024-10-02
categories: [Cybersecurity, Vulnerabilities]
tags: [cve-2026-1340, ivanti, cisa, kev catalog, zero-day]
score: 0.92
cve_ids: [CVE-2026-1340]
---
TL;DR
CISA has added CVE-2026-1340, a critical code injection vulnerability in Ivanti Endpoint Manager Mobile (EPMM), to its Known Exploited Vulnerabilities (KEV) Catalog after confirming active exploitation. Federal agencies must patch immediately, while all organizations are urged to prioritize remediation to mitigate risks.
---
Main Content
The Cybersecurity and Infrastructure Security Agency (CISA) has escalated its response to a critical vulnerability in Ivanti Endpoint Manager Mobile (EPMM) by adding CVE-2026-1340 to its Known Exploited Vulnerabilities (KEV) Catalog. This move follows evidence of active exploitation in the wild, posing significant risks to federal and enterprise networks. The vulnerability, classified as a code injection flaw, allows threat actors to execute arbitrary commands, potentially leading to unauthorized access, data breaches, or further compromise of affected systems.
Key Points
- CVE-2026-1340 is a code injection vulnerability in Ivanti EPMM, enabling remote attackers to execute malicious code.
- CISA’s Binding Operational Directive (BOD) 22-01 mandates Federal Civilian Executive Branch (FCEB) agencies to remediate the flaw by the specified due date.
- While BOD 22-01 applies only to federal agencies, all organizations are strongly advised to prioritize patching to reduce exposure to cyberattacks.
- CISA will continue updating the KEV Catalog with vulnerabilities that meet its criteria for active exploitation and significant risk.
Technical Details
CVE-2026-1340 is a code injection vulnerability affecting Ivanti EPMM, a widely used mobile device management (MDM) solution. The flaw arises from insufficient input validation, allowing attackers to inject and execute arbitrary code within the context of the affected application. Successful exploitation could grant threat actors privileged access to sensitive data, system configurations, or connected devices.
#### Attack Vector
- The vulnerability is exploited via crafted input sent to a vulnerable endpoint in Ivanti EPMM.
- No user interaction is required, making it a high-risk zero-day for organizations using unpatched versions.
- Attackers could leverage this flaw to escalate privileges, move laterally across networks, or deploy additional malware payloads.
Impact Assessment
The inclusion of CVE-2026-1340 in CISA’s KEV Catalog underscores its severity and active exploitation. Organizations failing to remediate the flaw risk:
- Unauthorized access to sensitive corporate or government data.
- Lateral movement by threat actors within compromised networks.
- Disruption of critical services, particularly in sectors relying on Ivanti EPMM for mobile device management.
- Compliance violations for federal agencies subject to BOD 22-01.
Mitigation Steps
CISA and Ivanti have outlined the following steps to mitigate the risk:
1. Apply patches immediately: Ivanti has released a security update addressing CVE-2026-1340. Organizations should deploy it without delay.
2. Isolate affected systems: If patching is not immediately possible, isolate vulnerable instances of Ivanti EPMM from the network.
3. Monitor for suspicious activity: Implement enhanced logging and monitoring to detect potential exploitation attempts.
4. Review CISA’s KEV Catalog: Stay informed about emerging threats by regularly checking the [KEV Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog).
Affected Systems
- Ivanti Endpoint Manager Mobile (EPMM) versions prior to the patched release.
- Organizations using Ivanti EPMM for mobile device management (MDM) in enterprise or government environments.
Conclusion
The addition of CVE-2026-1340 to CISA’s KEV Catalog serves as a critical reminder of the risks posed by unpatched vulnerabilities. While federal agencies are required to act under BOD 22-01, all organizations must prioritize remediation to safeguard their networks. Proactive patch management, continuous monitoring, and adherence to CISA’s guidelines are essential to mitigating the growing threat of zero-day exploits.
For further details, refer to CISA’s [official advisory](https://www.cisa.gov/news-events/alerts/2026/04/08/cisa-adds-one-known-exploited-vulnerability-catalog).
References
[^1]: CISA. "[CISA Adds One Known Exploited Vulnerability to Catalog](https://www.cisa.gov/news-events/alerts/2026/04/08/cisa-adds-one-known-exploited-vulnerability-catalog)". Retrieved 2024-10-02.
[^2]: CVE. "[CVE-2026-1340 Detail](https://www.cve.org/CVERecord?id=CVE-2026-1340)". Retrieved 2024-10-02.
[^3]: Ivanti. "Security Advisory: CVE-2026-1340". Retrieved 2024-10-02.