OCTOBER 7, 2026
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Case File

CVE-2026-96257

CRITICAL · CVSS 10 EPSS 0.58% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-23 · Last synced 2026-10-07

CyberRota Analysis

AI-Generated

A critical stack-based buffer overflow vulnerability exists in the Device Discovery Service of the Fast FAC1203R Gigabit Edition 2.0.4, allowing remote attackers to execute arbitrary code. Organizations using this affected product should prioritize immediate remediation efforts, as the exploit is publicly available and can be easily leveraged by malicious actors. Prompt action is essential to mitigate potential system compromise and data breaches.

Public Exploit Signal

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

Detected Signals
exploit
GitHub PoC Links

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

CVE
CVE-2026-96257
Severity
CRITICAL
CVSS
10
EPSS
0.58%

Original NVD Description

A flaw has been found in Fast FAC1203R Gigabit Edition 2.0.4. Affected by this issue is the function copy_msg_element of the component Device Discovery Service. Executing a manipulation can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.