Cyber Resilience

CVE-2026-35906

CriticalRCEUpdated

Published: 04 June 2026

Published
04 June 2026
Modified
17 June 2026
KEV Added
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Patch
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CVSS Score v3.1 9.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0047 37.0th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2026-35906 is a critical-severity OS Command Injection (CWE-78) vulnerability in T3Techgroup (inferred from references). Its CVSS base score is 9.6 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 37.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

An undocumented debug CGI endpoint in T3 Technology CPE models T625Pro v1.0.07, T6825G v1.0.03 allows unauthenticated attackers to execute arbitrary system commands as root via supplying a crafted HTTP query string.

CWE(s)
CWE-78

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
attack.mitre.org →
Why these techniques?

Public CGI endpoint enables unauthenticated RCE via command injection (CWE-78) on network device, directly mapping to T1190 for initial access and T1059.004 for resulting Unix shell execution.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

Affected Assets

T3Techgroup
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inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References