What is the CVSS score of CVE-2025-5794?

CVE-2025-5794 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: 0.5%.

Which versions of Ac5 Firmware are affected by CVE-2025-5794?

A critical remote buffer overflow vulnerability has been publicly disclosed in Tenda AC5 routers (firmware 15.03.06.47), allowing unauthenticated attackers to execute arbitrary code without user…

Is there a public PoC exploit available for CVE-2025-5794?

Yes, a public proof-of-concept exploit is available for CVE-2025-5794. Prioritise patching immediately. EPSS: 0.5%.

How to fix or mitigate CVE-2025-5794?

Within 24 hours: Inventory all Tenda AC5 devices running firmware 15.03.06.47 and isolate affected units from critical network segments if possible. Within 7 days: Check Tenda's security advisories for firmware updates and implement network-level mitigations (see compensating controls). Within 30 days: Replace affected devices with patched firmware versions once available, or consider alternative router vendors if Tenda does not release a patch within 60 days.

Ac5 Firmware CVE-2025-5794

EUVD-2025-17362 HIGH

Buffer Overflow (CWE-119)

2025-06-06 cna@vuldb.com

Buffer Overflow Tenda Ac5 Firmware

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

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 14, 2026 - 18:10 euvd

EUVD-2025-17362

Analysis Generated

Mar 14, 2026 - 18:10 vuln.today

PoC Detected

Jun 09, 2025 - 19:08 vuln.today

Public exploit code

CVE Published

Jun 06, 2025 - 19:15 nvd

HIGH 8.8

DescriptionCVE.org

A vulnerability, which was classified as critical, has been found in Tenda AC5 15.03.06.47. Affected by this issue is the function formSetPPTPUserList of the file /goform/setPptpUserList. The manipulation of the argument list leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.