Home/CVE/Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability
CVE

CVE-2026-1603

Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability

An authentication bypass in Ivanti Endpoint Manager before version 2024 SU5 allows a remote unauthenticated attacker to leak specific stored credential data.

HIGH · CVSS 8.6 ⚠ CISA KEV EPSS 0.55875
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  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬢

Required Remediation

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

⬡

Weakness Classification

CWE-288Authentication Bypass Using an Alternate Path or Channel
CWE-306Missing Authentication for Critical Function
▤

Affected Products & Versions

2
ivanti endpoint manager< 2024
ivanti endpoint managerall versions
⚠

Public Exploits & PoCs

1
nucleiIvanti Endpoint Manager - Authentication Bypasshigh
◈

Detection Rules (IDS/IPS)

1
et-openET WEB_SPECIFIC_APPS Ivanti RemoteControlAuth logintype Parameter Authentication Bypass Attempt (CVE-2026-1603)attempted-admin
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
▣

Scoring & Timeline

8.6
HIGH · CVSS v3.1 · 3c1d8aa1-5a33-4ea4-8992-aadd6440af75
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Feb 2026 · 04:16 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
cisaKEV-CVE-2026-1603
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1603US Government Resource
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