Vulnerability in Cisco Firepower Threat Defense Software

CVE-2025-20268

A vulnerability in the Geolocation-Based Remote Access (RA) VPN feature of Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass configured policies to allow or deny HTTP connections based on a country or region. This vulnerability exists because the URL string is not fully parsed. An attacker could exploit this vulnerability by sending a crafted HTTP connection through the targeted device. A successful exploit could allow the attacker to bypass configured policies and gain access to a network where the connection should have been denied.

EPSS: 0.005 (39.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-20268?
CVE-2025-20268 is a medium-severity vulnerability in Cisco Firepower Threat Defense Software, classified under CWE-229. CVSS score: 5.8/10. Published 2025-08-14.
How severe is CVE-2025-20268?
Medium severity. CVSS v3 base score is 5.8 out of 10.