What is the CVSS score of CVE-2025-22946?

CVE-2025-22946 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.4%.

Which versions of Ac9 Firmware are affected by CVE-2025-22946?

Organizations using Tenda ac9 v1.0 firmware v15.03.05.19 face critical risk from CVE-2025-22946, a buffer overflow vulnerability rated CVSS 9.8.

Is there a public PoC exploit available for CVE-2025-22946?

Yes, a public proof-of-concept exploit is available for CVE-2025-22946. Prioritise patching immediately. EPSS: 2.4%.

How to fix or mitigate CVE-2025-22946?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. If patching is delayed, consider network segmentation to limit exposure.

Ac9 Firmware CVE-2025-22946

CRITICAL

Classic Buffer Overflow (CWE-120)

2025-01-10 cve@mitre.org

RCE Buffer Overflow Tenda Ac9 Firmware

9.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:02 vuln.today

PoC Detected

Apr 09, 2025 - 18:35 vuln.today

Public exploit code

CVE Published

Jan 10, 2025 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

Tenda ac9 v1.0 firmware v15.03.05.19 contains a stack overflow vulnerability in /goform/SetOnlineDevName, which may lead to remote arbitrary code execution.

AnalysisAI

Tenda ac9 v1.0 firmware v15.03.05.19 contains a stack overflow vulnerability in /goform/SetOnlineDevName, which may lead to remote arbitrary code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Tenda ac9 v1.0 firmware v15.03.05.19 contains a stack overflow vulnerability in /goform/SetOnlineDevName, which may lead to remote arbitrary code execution. Affected products include: Tenda Ac9 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

CVE-2025-22946 vulnerability details – vuln.today

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Ac9 Firmware CVE-2025-22946

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code