Is there a public PoC exploit available for CVE-2026-5683?

Yes, a public proof-of-concept exploit is available for CVE-2026-5683. Prioritise patching immediately. EPSS: 0.0%.

Tenda CVE-2026-5683

Q: What is the CVSS score of CVE-2026-5683?

CVE-2026-5683 has a CVSS 4.0 base score of 2.0 (Low). CVSS vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

EUVD-2026-19512 LOW

Stack-based Buffer Overflow (CWE-121)

2026-04-06 VulDB

GHSA-r6ph-fxqg-vg33

Buffer Overflow Stack Overflow Tenda

2.0

CVSS 4.0

CVSS VectorNVD

CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

5.1 (MEDIUM) 2.0 (LOW)

PoC Detected

Apr 07, 2026 - 13:20 vuln.today

Public exploit code

EUVD ID Assigned

Apr 06, 2026 - 21:00 euvd

EUVD-2026-19512

Analysis Generated

Apr 06, 2026 - 21:00 vuln.today

CVE Published

Apr 06, 2026 - 20:30 nvd

MEDIUM 5.1

DescriptionNVD

A vulnerability was found in Tenda CX12L 16.03.53.12. Affected by this vulnerability is the function fromP2pListFilter of the file /goform/P2pListFilter. Performing a manipulation of the argument page results in stack-based buffer overflow. The attack must originate from the local network. The exploit has been made public and could be used.

AnalysisAI

Stack-based buffer overflow in Tenda CX12L firmware version 16.03.53.12 allows authenticated local network attackers to cause memory corruption via manipulation of the page parameter in the P2pListFilter function. The vulnerability requires local network access and authenticated privileges but carries publicly available exploit code, elevating practical risk despite the moderate CVSS score of 5.1.

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-5683 vulnerability details – vuln.today

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