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CVE-2025-31355 Details

Description

A firmware update vulnerability exists in the Firmware Signature Validation functionality of Tenda AC6 V5.0 V02.03.01.110. A specially crafted malicious file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CNA: [email protected]CVSS-B:7.2 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2161	CVE
https://talosintelligence.com/vulnerability_reports/TALOS-2025-2161	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-494	Download of Code Without Integrity Check	[email protected]

Affected Products

Product	Versions
tenda ac6 firmware	02.03.01.110
CPE cpe:2.3:o:tenda:ac6_firmware:02.03.01.110:::::::* Remediation No remediation found in references.
tenda ac6	5.0
CPE cpe:2.3:h:tenda:ac6:5.0:::::::* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Nov 3, 2025	CVE Modified	CVE
Aug 21, 2025	Initial Analysis	[email protected]
Aug 20, 2025	New CVE Received	[email protected]