OCTOBER 13, 2026
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Case File

CVE-2026-20342

HIGH · CVSS 7.7 EPSS 0.55% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-16 · Last synced 2026-10-13

CyberRota Analysis

AI-Generated

A vulnerability in the file download API of Cisco Secure FMC Software allows authenticated remote attackers with Security Analyst credentials to exploit unsanitized user input, enabling them to download arbitrary files from the affected system. The potential impact includes unauthorized access to sensitive information, which could lead to further exploitation or data breaches. Organizations using Cisco Secure FMC Software should prioritize addressing this vulnerability to mitigate risks associated with credentialed attacks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-20342
Severity
HIGH
CVSS
7.7
EPSS
0.55%
Cisco

Original NVD Description

A vulnerability in a specific file download API of Cisco Secure FMC Software could allow an authenticated, remote attacker to download arbitrary files from an affected system. This vulnerability exists because user input is not being sanitized. An attacker could exploit this vulnerability by sending a crafted HTTPS request. A successful exploit could allow the attacker to download arbitrary files from the affected system. To exploit this vulnerability, the attacker must have valid credentials for a user account with at least the role of Security Analyst (read-only).