CVE-2025-63223Public exploitNetwork attack vector

Device takeover via unauthenticated CGI requests

Published Nov 19, 2025 · Updated Nov 20, 2025

Broken access control in Axel Technology StreamerMAX MK II 0.8.5 through 1.0.3 allows remote attackers to gain administrative control via HTTP. The /cgi-bin/gstFcgi.fcgi handler accepts JSON user-management actions without checking authentication or authorization. No credentials or user interaction are required; exposed devices allow account enumeration, administrative-user creation, user deletion, and system-setting changes.

CVSS severity9.8
Critical
EPSS probability0.75%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Broken access control in Axel Technology StreamerMAX MK II 0.8.5 through 1.0.3 allows remote attackers to gain administrative control via HTTP. The /cgi-bin/gstFcgi.fcgi handler accepts JSON user-management actions without checking authentication or authorization. No credentials or user interaction are required; exposed devices allow account enumeration, administrative-user creation, user deletion, and system-setting changes.

The record

CVE
CVE-2025-63223
Published
Nov 19, 2025
Updated
Nov 20, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-284, T1098, T1087, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Nov 19, 2025CVE publishedPublication date reported by the CVE source.
  2. Nov 20, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-284Improper Access Control
T1098Account Manipulation
T1087Account Discovery
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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