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CVE-2026-124580

9.3 criticalEPSS 2.8%

Critical (9.3) in chengdu feiyuxing technology. EPSS 2.8% estimated probability of exploitation activity in the next 30 days.

On this page
A vulnerability was found in Chengdu Feiyuxing Technology VW2100 and VEC10GP 1.0 B-MB3W202-210825-r11775. This impacts the function handle_wechat_cn_wifi of the file var/html/webserver of the component Weixin Auth Endpoint. The manipulation of the argument extend results in os command injection. The attack can be executed remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity

CVSS 4.0

9.3 critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P

CVSS 3.1

10.0 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
2.8% estimated probability of exploitation activity in the next 30 days; 87th percentile. Scored 2026-11-10. A forecast for this CVE across the internet, not for your own systems.
CWEs
CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-78 Improper Neutralization of Special Elements used in an OS Command (OS Command Injection)
OWASP Top 10
A05:2025 Injection
Published
Modified
NVD analysis
Deferred: the NVD does not plan to analyze it
Record from
the NVD, synced

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Affected

  • chengdu feiyuxing technology:vec10gp
  • chengdu feiyuxing technology:vw2100

Versions

From the CNA's record in the CVE List.

ProductAffected
Chengdu Feiyuxing Technology VW21001.0 B-MB3W202-210825-r11775
Chengdu Feiyuxing Technology VEC10GP1.0 B-MB3W202-210825-r11775

Attack patterns (CAPEC)

  • CAPEC-6 Argument Injection Likelihood: High · Severity: High
  • CAPEC-15 Command Delimiters Likelihood: High · Severity: High
  • CAPEC-43 Exploiting Multiple Input Interpretation Layers Likelihood: Medium · Severity: High
  • CAPEC-88 OS Command Injection Likelihood: High · Severity: High
  • CAPEC-108 Command Line Execution through SQL Injection Likelihood: Low · Severity: Very High
  • CAPEC-40 Manipulating Writeable Terminal Devices Likelihood: High · Severity: Very High
  • CAPEC-75 Manipulating Writeable Configuration Files Likelihood: High · Severity: Very High
  • CAPEC-76 Manipulating Web Input to File System Calls Likelihood: High · Severity: Very High
  • CAPEC-136 LDAP Injection Likelihood: High · Severity: High
  • CAPEC-183 IMAP/SMTP Command Injection Severity: Medium

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits. More on the page of CWE-77.

References

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