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HIGH

CVE-2026-94139

CVSS v3

7.4

HIGH

EPSS Score

1.2 %

exploit probability

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

A weakness has been identified in Chengdu Feiyuxing Technology Feiyu Star Router B-MB5E202-210322-r11656. Affected is an unknown function of the file /send_order.cgi?parameter=loginout of the component Cookie Handler. This manipulation of the argument session_id causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way

Technical details

CVSS v3 Vector
3.1
Published
2026-09-21
Last Modified
2026-09-21

Frequently asked questions

What is CVE-2026-94139?

A weakness has been identified in Chengdu Feiyuxing Technology Feiyu Star Router B-MB5E202-210322-r11656. Affected is an unknown function of the file /send_order.cgi?parameter=loginout of the component Cookie Handler. This manipulation of the argument session_id causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way

Is CVE-2026-94139 actively exploited?

Active exploitation of CVE-2026-94139 has not been confirmed. The EPSS score is 1.2%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-94139?

CVE-2026-94139 has a CVSS v3 base score of 7.4 (HIGH severity), with vector string 3.1.

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