What is the CVSS score of EUVD-2025-21324?

EUVD-2025-21324 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Which versions of Ac500 Firmware are affected by EUVD-2025-21324?

A critical remote code execution vulnerability affects Tenda AC500 wireless access points (version 2.0.1.9 and earlier), allowing unauthenticated attackers to execute arbitrary code and potentially…

Is there a public PoC exploit available for EUVD-2025-21324?

Yes, a public proof-of-concept exploit is available for EUVD-2025-21324. Prioritise patching immediately. EPSS: 0.4%.

How to fix or mitigate EUVD-2025-21324?

Within 24 hours: Identify and inventory all Tenda AC500 2.0.1.9(1307) devices in production; disable remote management access and restrict device administrative interfaces to trusted networks only. Within 7 days: Isolate affected devices to a segregated network segment or disable them pending vendor patch availability; monitor firewall/IDS logs for exploitation attempts targeting the /goform/setWtpData endpoint. Within 30 days: Replace affected devices with patched firmware versions when available from Tenda, or migrate to alternative vendor solutions if Tenda does not release timely patches.

Ac500 Firmware EUVD-2025-21324

| CVE-2025-7586 HIGH

Buffer Overflow (CWE-119)

2025-07-14 cna@vuldb.com

Buffer Overflow Ac500 Firmware Tenda

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 09:43 euvd

EUVD-2025-21324

Analysis Generated

Mar 16, 2026 - 09:43 vuln.today

PoC Detected

Jul 17, 2025 - 17:51 vuln.today

Public exploit code

CVE Published

Jul 14, 2025 - 08:15 nvd

HIGH 8.8

DescriptionCVE.org

A vulnerability was found in Tenda AC500 2.0.1.9(1307). It has been declared as critical. Affected by this vulnerability is the function formSetAPCfg of the file /goform/setWtpData. The manipulation of the argument radio_2g_1 leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

AnalysisAI

A buffer overflow vulnerability in A vulnerability (CVSS 8.8). Risk factors: public PoC available.

Technical ContextAI

CWE-119 (Buffer Overflow). CVSS 8.8 indicates high severity. Affects A vulnerability.

RemediationAI

Monitor vendor channels for patch availability. Consider network segmentation to limit exposure if patching is delayed.

EUVD-2025-21324 vulnerability details – vuln.today

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Ac500 Firmware EUVD-2025-21324

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code