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    CVE-2026-20190

    A vulnerability in Cisco ISE and ISE-PIC could allow an unauthenticated, remote attacker to view sensitive information on an affected device. This vulnerability is due to improper authorization checks when a resource is accessed. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to sensitive information, including hashed credentials that could be used in future attacks.

    Published:Jun 17, 2026
    Last Modified:Jun 19, 2026
    EPS:Jun 17, 2026
    EPSS Score:0.00371
    CVSS Score:7.5

    Affected Products

    Vendor
    Cisco
    Product
    Identity Services Engine Passive Identity Connector
    Vendor
    Cisco
    Product
    Identity Services Engine Software

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-285 Improper Authorization

    Related CVEs

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    CVE-2026-20148 (CVSS 4.9) — A vulnerability in Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to perform path t…
    CVE-2026-20147 (CVSS 9.9) — A vulnerability in Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to execute arbitr…
    CVE-2026-20047 (CVSS 4.8) — A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) and Cisco ISE Pa…
    CVE-2026-20029 (CVSS 4.9) — A vulnerability in the licensing features of Cisco Identity Services Engine (ISE) and Cisco ISE Passive I…
    CVE-2025-20331 (CVSS 5.4) — A vulnerability in the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authentica…
    CVE-2025-20337 (CVSS 10) — A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attack…
    CVE-2025-20285 (CVSS 4.1) — A vulnerability in the IP Access Restriction feature of Cisco ISE and Cisco ISE-PIC could allow an authenticat…
    CVE-2025-20284 (CVSS 6.5) — A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High