Authenticated SQL Injection via REST API in Cisco Secure FMC
CVE-2026-20003 Published on March 4, 2026
A vulnerability in the REST API of Cisco Secure FMC Software could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. This vulnerability is due to inadequate validation of user-supplied input. An attacker could exploit this vulnerability by sending crafted requests to an affected device. A successful exploit could allow the attacker to obtain read access to the database and read certain files on the underlying operating system. To exploit this vulnerability, the attacker would need valid user credentials with any of the following roles: Administrator Security approver Intrusion admin Access admin Network admin
Vulnerability Analysis
CVE-2026-20003 can be exploited with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is a SQL Injection Vulnerability?
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.
CVE-2026-20003 has been classified to as a SQL Injection vulnerability or weakness.
Products Associated with CVE-2026-20003
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Affected Versions
Cisco Secure Firewall Management Center (FMC):- Version 7.0.0 is affected.
- Version 7.0.0.1 is affected.
- Version 7.0.1 is affected.
- Version 7.0.1.1 is affected.
- Version 7.0.2 is affected.
- Version 7.0.2.1 is affected.
- Version 7.0.3 is affected.
- Version 7.0.4 is affected.
- Version 7.0.5 is affected.
- Version 7.0.6 is affected.
- Version 7.0.6.1 is affected.
- Version 7.0.6.2 is affected.
- Version 7.0.6.3 is affected.
- Version 7.0.7 is affected.
- Version 7.0.8 is affected.
- Version 7.0.8.1 is affected.
- Version 7.1.0 is affected.
- Version 7.1.0.1 is affected.
- Version 7.1.0.2 is affected.
- Version 7.1.0.3 is affected.
- Version 7.2.0 is affected.
- Version 7.2.1 is affected.
- Version 7.2.2 is affected.
- Version 7.2.0.1 is affected.
- Version 7.2.3 is affected.
- Version 7.2.3.1 is affected.
- Version 7.2.4 is affected.
- Version 7.2.4.1 is affected.
- Version 7.2.5 is affected.
- Version 7.2.5.1 is affected.
- Version 7.2.6 is affected.
- Version 7.2.7 is affected.
- Version 7.2.5.2 is affected.
- Version 7.2.8 is affected.
- Version 7.2.8.1 is affected.
- Version 7.2.9 is affected.
- Version 7.2.10 is affected.
- Version 7.2.10.2 is affected.
- Version 7.2.10.1 is affected.
- Version 7.3.0 is affected.
- Version 7.3.1 is affected.
- Version 7.3.1.1 is affected.
- Version 7.3.1.2 is affected.
- Version 7.4.0 is affected.
- Version 7.4.1 is affected.
- Version 7.4.1.1 is affected.
- Version 7.4.2 is affected.
- Version 7.4.2.1 is affected.
- Version 7.4.2.2 is affected.
- Version 7.4.2.3 is affected.
- Version 7.4.2.4 is affected.
- Version 7.4.3 is affected.
- Version 7.6.0 is affected.
- Version 7.6.1 is affected.
- Version 7.6.2 is affected.
- Version 7.6.2.1 is affected.
- Version 7.6.3 is affected.
- Version 7.7.0 is affected.
- Version 7.7.10 is affected.
- Version 7.7.10.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.