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CVE-2026-20344: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in Cisco Cisco Secure Firewall Management Center (FMC)

0
High
VulnerabilityCVE-2026-20344cvecve-2026-20344
Published: 09/16/2026 (09/16/2026, 20:13:50 UTC)
Source: CVE Database V5
Vendor/Project: Cisco
Product: Cisco Secure Firewall Management Center (FMC)

Description

A vulnerability in the web-based management interface of Cisco Secure FMC Software could allow an authenticated, remote attacker to perform a SQL injection attack against an affected device. To exploit this vulnerability, the attacker must have a valid account on the device with the role of Security Approver, Access Admin, or Network Admin. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web-based management interface of an affected device. A successful exploit could allow the attacker to obtain any data from the database, obtain the session credentials of an authenticated Administrator, and take actions with administrative privileges on the affected device.

CVSS v3.1

Score 8.8high

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

Affected software

Cisco

Cisco Secure Firewall Management Center (FMC)

Affected versions
=7.0.0=7.0.0.1=7.0.1=7.0.1.1=7.0.2=7.2.0=7.0.2.1=7.0.3=7.2.0.1=7.0.4=7.2.1=7.0.5=7.3.0=7.2.2=7.3.1=7.2.3=7.2.3.1=7.2.4=7.0.6=7.2.4.1=7.2.5=7.3.1.1=7.4.0=7.0.6.1=7.2.5.1=7.4.1=7.2.6=7.4.1.1=7.0.6.2=7.2.7=7.2.5.2=7.3.1.2=7.2.8=7.6.0=7.4.2=7.2.8.1=7.0.6.3=7.4.2.1=7.2.9=7.0.7=7.7.0=7.4.2.2=7.2.10=7.6.1=7.4.2.3=7.0.8=7.6.2=7.7.10=7.2.10.1=7.0.8.1=7.6.2.1=7.2.10.2=7.7.10.1=7.4.2.4=7.4.3=7.6.3=7.7.11=7.6.4=10.0.0=7.4.4=7.4.5=7.0.9=7.2.11=7.7.12=7.6.5=7.4.6=10.0.1=7.4.7

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/16/2026, 21:03:09 UTC

Technical Analysis

This vulnerability arises from insufficient validation of user-supplied input in Cisco Secure FMC's web management interface. An attacker with a valid account assigned the Security Approver, Access Admin, or Network Admin role can send specially crafted HTTP requests to perform SQL injection attacks. Exploitation can result in disclosure of database contents, compromise of administrator session credentials, and execution of administrative actions on the device.

Potential Impact

An attacker who successfully exploits this vulnerability can obtain sensitive data from the device's database, hijack administrator sessions, and gain administrative privileges, potentially leading to full control over the affected Cisco Secure FMC device. This poses a significant risk to the confidentiality, integrity, and availability of the firewall management system.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the management interface to trusted administrators only and monitor for suspicious activity. Ensure that only necessary users have the Security Approver, Access Admin, or Network Admin roles to reduce exposure.

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Technical Details

Data Version
5.2
Assigner Short Name
cisco
Date Reserved
2025-10-08T11:59:15.413Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aab006d55bf5e2cf5232024

Added to database: 09/16/2026, 20:47:41 UTC

Last enriched: 09/16/2026, 21:03:09 UTC

Last updated: 09/17/2026, 03:01:22 UTC

Views: 4

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