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CVE-2026-1603

📛 CVE Title

CVE-2026-1603

Description

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

Overview

State
PUBLISHED
Assigner (CNA)
ivanti
CVSS severity
HIGH
CVSS score
CVSS 8.6 / 10 8.6 8.6 / 10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Effective score
8.6 / 10 HIGH source: CNA overview
CWE(s)
CWE-288
Reserved
2026-01-29
Published
2026-02-10 15:09 UTC
Last updated
2026-03-10 03:55 UTC
Source
https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/1xxx/CVE-2026-1603.json
Linked Threat
CVE-2026-1603 — Ivanti Endpoint Manager (EPM): Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability

CISA Known Exploited Vulnerabilities CISA KEV

CISA has confirmed in-the-wild exploitation of this CVE. Federal agencies must remediate by the due date below; private orgs should treat it as priority-1.

Vulnerability name
Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability
Vendor / project
Ivanti
Product
Endpoint Manager (EPM)
Date added to KEV
2026-03-09
Remediation due
2026-03-23
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ransomware campaign use
Unknown
CISA notes
https://hub.ivanti.com/s/article/Security-Advisory-EPM-February-2026-for-EPM-2024?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2026-1603
CISA listing
www.cisa.gov/known-exploited-vulnerabilities-catalog

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published
2026-02-10 16:16:10 UTC
NVD last modified
2026-03-10 13:11:30 UTC
NVD CVSS v3.1
CVSS 8.6 / 10 8.6 8.6 / 10 HIGH source: 3c1d8aa1-5a33-4ea4-8992-aadd6440af75
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Exploitability subscore
3.9 / 10
Impact subscore
4.0 / 10
EPSS score
0.5587 (probability of exploitation in next 30 days)
EPSS percentile
98.13% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

NVD-assigned CWE(s): CWE-288, CWE-306 (differs from the CNA list above)

NVD / KEV / EPSS data refreshed 2026-05-25 04:31 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID
EUVD-2026-6842
Assigner
ivanti
Published
Feb 10, 2026, 3:09:35 PM
Updated
Mar 10, 2026, 3:55:23 AM
EUVD base score (CVSS 3.1)
8.6 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
EUVD-reported EPSS
55.8700
Vendors
Ivanti
Products
Endpoint Manager (patch: 2024 SU5)
Endpoint Manager (patch: 2024 SU5)
Aliases
GHSA-2j3g-j6qj-x9q2

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

EUVD references (1)

Affected products (1)

VendorProductVersionsPlatforms
Ivanti Endpoint Manager 2024 SU5 (unaffected)

Affected products — CPE 2.3 (8) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

  • cpe:2.3:a:ivanti:endpoint_manager:*:*:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:-:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:su1:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:su2:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:su3:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:su3_security_release_1:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:su4:*:*:*:*:*:*
  • cpe:2.3:a:ivanti:endpoint_manager:2024:su4_security_release_1:*:*:*:*:*:*

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

Web references (2)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

NVD-tagged references (2)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

Indicators (2)

IOCs linked to the auto-promoted Threat row.

TypeValueVirusTotalAttached
cve CVE-2026-1603 no local data 2026-05-14 02:58 UTC
cwe CWE-288 no local data 2026-05-14 02:58 UTC

Flagged vendors

    Remediations (1)

    Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

    • CISA KEV

      Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Due date: 2026-03-23 Known ransomware campaign use: Unknown

      2026-05-14 01:13 UTC

    AI Forensic Analysis

    Only Available for Registered Users. Sign in to view.

    Raw JSON

    The full cvelistV5 record. Download as CVE-2026-1603.json.

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                    "role": "CISA Coordinator",
                    "timestamp": "2026-02-17T00:00:00+00:00",
                    "version": "2.0.3"
                  },
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              },
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