Tdc X401gl Firmware
CVE-2026-22909
HIGH
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessSend unauthenticated network request
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ExploitBypass authorization checks in system functions
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ExecutionExecute application start/stop/delete commands
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ImpactDisrupt system operations
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK
1 technique across 1 tactic: Defense Evasion The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | No special conditions — remote unauthenticated exploitation against default configurations. System exposes application management functions without authentication over network. |
| Impact | CVSS 7.5 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: None. |
| Exploit ScenarioDerived | An attacker could exploit this vulnerability to compromise the affected system. |
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Alert meAnalysisAIv1 – Mar 12, 2026
TDC X401gl devices with unpatched firmware lack proper authorization controls for critical system functions, enabling unauthenticated remote attackers to arbitrarily start, stop, or delete applications and cause denial of service. This network-accessible vulnerability requires no user interaction and affects all default configurations. No patch is currently available.
Earlier versions of this analysis (1)
Certain system functions may be accessed without proper authorization, allowing attackers to start, stop, or delete installed applications, potentially disrupting system operations. [CVSS 7.5 HIGH]
RemediationAI
Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Classified as CWE-284 (Improper Access Control). Affects the system component of Tdc-X401Gl Firmware. Certain system functions may be accessed without proper authorization, allowing attackers to start, stop, or delete installed applications, potentially disrupting system operations.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
Certain system functions may be accessed without proper authorization, allowing attackers to start, stop, or delete installed applications, potentially disrupting system operations.
Executive ViewAI
CVE-2026-22909 presents notable security risk, a improper access control vulnerability rated CVSS 7.5. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and consider compensating controls in the interim.
Apply vendor patch. If immediate patching is not feasible: (1) Restrict access to affected endpoints; (2) Implement additional authorization checks; (3) Enable audit logging.
Threat Intelligence Overview
NVD
CVE.org
EPSS
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Affected Products (CPE)CVE.org
More in Tdc X401gl Firmware
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Uploading unvalidated container images enables remote attackers with admin access to achieve full system compromise thro
TDC X401GL firmware contains hardcoded default credentials for privileged user accounts, enabling unauthenticated attack
TDC X401GL firmware updates contain hardcoded password hashes for system accounts that are accessible to unauthenticated
Denial of service conditions in TDC X401GL firmware can be triggered by authenticated network attackers through improper
Insufficient validation of login parameters in TDC X401gl Firmware enables open redirect attacks that can redirect authe
TDC X401GL firmware lacks proper authorization controls on privileged operations, allowing authenticated users to trigge
Tdc X401gl Firmware contains an information disclosure vulnerability that allows authenticated attackers to access files
Tdc X401gl firmware lacks clickjacking protections, allowing remote attackers to deceive users into executing unintended
TDC X401GL firmware contains a reflected cross-site scripting vulnerability in URL parameter handling that allows unauth
TDC X401GL devices allow authenticated users to write files to restricted locations due to insufficient access controls,
An attacker with administrative access may inject malicious content into the login page, potentially enabling cross-site
GitHub PoC
Exploit-DB