Is there a public PoC exploit available for CVE-2026-7718?

Yes, a public proof-of-concept exploit is available for CVE-2026-7718. Prioritise patching immediately. EPSS: 2.3%.

Totolink WA300 CVE-2026-7718

Q: What is the CVSS score of CVE-2026-7718?

CVE-2026-7718 has a CVSS 4.0 base score of 2.1 (Low). CVSS vector: CVSS:4.0/AV:N/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: 2.3%.

EUVD-2026-26869 LOW

Command Injection (CWE-77)

2026-05-04 VulDB

Command Injection

2.1

CVSS 4.0

CVSS VectorNVD

CVSS:4.0/AV:N/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

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

PoC Detected

May 04, 2026 - 15:18 vuln.today

Public exploit code

Analysis Generated

May 04, 2026 - 02:30 vuln.today

Severity Changed

May 04, 2026 - 02:22 NVD

MEDIUM LOW

CVSS changed

May 04, 2026 - 02:22 NVD

6.3 (MEDIUM) 2.1 (LOW)

EUVD ID Assigned

May 04, 2026 - 02:15 euvd

EUVD-2026-26869

Analysis Generated

May 04, 2026 - 02:15 vuln.today

CVE Published

May 04, 2026 - 01:15 nvd

LOW 2.1

DescriptionNVD

A vulnerability was identified in Totolink WA300 5.2cu.7112_B20190227. Impacted is the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument webWlanIdx leads to command injection. The attack may be initiated remotely. The exploit is publicly available and might be used.

AnalysisAI

Command injection in Totolink WA300 firmware version 5.2cu.7112_B20190227 allows authenticated remote attackers to execute arbitrary commands via the webWlanIdx parameter in the setWebWlanIdx function of /cgi-bin/cstecgi.cgi. The vulnerability requires valid user credentials but no user interaction, with publicly available exploit code demonstrating the attack.

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-2026-7718 vulnerability details – vuln.today

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