CVE-2026-20344 Cisco Secure FMC Software - SQL Injection

Cisco Secure FMC Software contains a SQL injection caused by insufficient validation of user-supplied input in the web-based management interface, letting authenticated remote attackers with specific roles access or manipulate database data.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.37% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
SQL Injection
Impact
Information Disclosure, Privilege Escalation, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
16 September 2026
Updated
15 October 2026
Weakness
CWE-89

Vendor fix

Update to the latest available version that addresses this vulnerability.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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