CVE-2026-20342Disclosure

LOWCVSS 7.7 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

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).

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-639

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-16: 1Technical Details · 2026-09-16: 109-16
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • Kaitan ID Security@KaitanSecurity
    Disclosure

    ⚠️ HIGH — CVE-2026-20342 A vulnerability in a specific file download API of Cisco Secure FMC Software could allow an authenticated, remote attac… CVSS 7.7 Full analysis → https://sec.kaitan.id/cves/CVE-2026-20342 #Cisco #CyberSecurity #InfoSec

    Post summary

    The tweet discloses CVE-2026-20342, a high-severity (CVSS 7.7) vulnerability in Cisco Secure FMC Software's file download API allowing authenticated remote attacks, and directs readers to a full analysis.

    0000039
    90 followersView on X

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