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CVE-2026-9387

CRITICAL · CVSS 9.8 EPSS 1.91% Public Exploit

Source: NVD + CISA KEV + EPSS · Published: 2026-05-24 · Last synced: 2026-06-20

CyberRota Analysis

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Public Exploit Signal

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

Detected Signals
exploit
GitHub PoC Links
github.com ↗

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

CVE
CVE-2026-9387
Severity
CRITICAL
CVSS
9.8
EPSS
1.91%

Original NVD Description

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument resetFlags results in os command injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.