VDB

CVE-2026-20285

CVE-2026-20285 PUBLISHED CVSS 4.3 MEDIUM

Reported by cisco · Published September 16, 2026

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to modify parts of the configuration on an affected device. This vulnerability is due to the lack of server-side validation of Administrator permissions. An attacker could exploit this vulnerability by submitting a crafted HTTP request to an affected system. A successful exploit could allow the attacker to modify descriptions of files on a specific page. To exploit this vulnerability, an attacker would need valid Administrator credentials.

Risk Scores

CVSS 3.1
4.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected Products

VendorProductVersions
CiscoCisco Identity Services Engine Software3.1.0, 3.1.0 p1, 3.1.0 p3
CiscoCisco ISE Passive Identity Connector3.2.0, 3.1.0, 3.3.0
CiscoCisco ISE Passive Identity Connector3.2.0, 3.1.0, 3.3.0
CiscoCisco Identity Services Engine Software3.1.0 p7, 3.3.0, 3.2.0 p3

Timeline

  • Sep 16, 2026 Coalition ESS Score
  • Sep 16, 2026 CVE Published
  • Sep 17, 2026 EPSS Score
  • Sep 18, 2026 EPSS Score
  • Sep 18, 2026 CVE Updated
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