What is the CVSS score of CVE-2025-50528?

CVE-2025-50528 has a CVSS 3.1 base score of 7.3 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.1%.

Which versions of Ac6 Firmware are affected by CVE-2025-50528?

Organizations using the fromNatStaticSetting function of Tenda AC6 face moderate risk from CVE-2025-50528, a stack-based buffer overflow vulnerability rated CVSS 7.3.

Is there a public PoC exploit available for CVE-2025-50528?

Yes, a public proof-of-concept exploit is available for CVE-2025-50528. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-50528?

Within 7 days: Identify all affected systems running the fromNatStaticSetting function of Tenda AC6 and apply vendor patches promptly. If patching is delayed, consider network segmentation to limit exposure.

Ac6 Firmware CVE-2025-50528

EUVD-2025-19377 HIGH

Stack-based Buffer Overflow (CWE-121)

2025-06-27 cve@mitre.org

Buffer Overflow Stack Overflow Ac6 Firmware Tenda

7.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.3 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 00:16 euvd

EUVD-2025-19377

Analysis Generated

Mar 16, 2026 - 00:16 vuln.today

PoC Detected

Jul 01, 2025 - 18:14 vuln.today

Public exploit code

CVE Published

Jun 27, 2025 - 14:15 nvd

HIGH 7.3

DescriptionCVE.org

A buffer overflow vulnerability exists in the fromNatStaticSetting function of Tenda AC6 <=V15.03.05.19 via the page parameter.

Analysis

A buffer overflow vulnerability exists in the fromNatStaticSetting function of Tenda AC6 <=V15.03.05.19 via the page parameter.

Technical ContextAI

A buffer overflow occurs when data written to a buffer exceeds its allocated size, potentially overwriting adjacent memory and corrupting program state. This vulnerability is classified as Stack-based Buffer Overflow (CWE-121).