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CVE-2026-20235: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in Cisco Cisco Identity Services Engine Software

0
Medium
VulnerabilityCVE-2026-20235cvecve-2026-20235
Published: 09/16/2026 (09/16/2026, 20:19:02 UTC)
Source: CVE Database V5
Vendor/Project: Cisco
Product: Cisco Identity Services Engine Software

Description

A vulnerability in the API of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to view sensitive information on an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to insufficient validation of user-supplied parameters in API requests. An attacker could exploit this vulnerability by sending a crafted API request 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.

CVSS v3.1

Score 4.9medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Affected software

Cisco

Cisco Identity Services Engine Software

Affected versions
=3.1.0=3.2.0=3.3.0=3.4.0=3.5.0
GitHub Actionsmore threats →ai
cisco/identity-services-engine
pkg:github/cisco/identity-services-engine
Affected versions
=3.1.0=3.2.0=3.3.0=3.4.0=3.5.0

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 21:32:13 UTC

Technical Analysis

This vulnerability in Cisco ISE API allows an authenticated remote attacker with administrative privileges to send crafted API requests that exploit insufficient input validation, resulting in SQL injection. Successful exploitation can disclose sensitive information such as hashed credentials. The vulnerability affects specific Cisco ISE versions 3.1.0 through 3.5.0. The CVSS 3.1 base score is 4.9, reflecting medium severity with network attack vector, low attack complexity, and high privileges required. No vendor advisory or patch information is provided in the input data.

Potential Impact

An attacker with valid administrative credentials can exploit this vulnerability to access sensitive information on the affected device, including hashed credentials. This could potentially facilitate further attacks if the hashed credentials are cracked or reused. There is no indication of impact on integrity or availability.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict administrative access to trusted personnel only and monitor for suspicious API activity. No official fix or workaround information is provided in the input data.

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Technical Details

Data Version
5.2
Assigner Short Name
cisco
Date Reserved
2025-10-08T11:59:15.400Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aab006655bf5e2cf5232002

Added to database: 09/16/2026, 20:47:34 UTC

Last enriched: 09/16/2026, 21:32:13 UTC

Last updated: 09/17/2026, 03:01:24 UTC

Views: 3

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