Vulnerability Report

CVE-2026-3716

Title: Wavlink WL-WN579X3-C - Cross-Site Scripting

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2026-3716.

CWE Category CWE-79

Published Date Mar 08, 2026

Modified Date Apr 29, 2026

Exploit Status Not Found

Score 1.9 CVSS v4.0

Exploit Probability (EPSS)

0.23%

Vulnerability Summary

CVE-2026-3716: A vulnerability was determined in Wavlink WL-WN579X3-C 231124. This vulnerability affects the function sub_401AD4 of the file /cgi-bin/adm.cgi. Executing a manipulation of the argument Hostname can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 20260226 is able to resolve this issue. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Impacted Vendors

wavlink 1

Reference Links

https://dl.wavlink.com/firmware/RD/WN579X3C_WAVLINK_V20260226_WO_cb3003b2.bin https://github.com/Litengzheng/vul_db/blob/main/WL-WN579X3-C/vul_18/README.md https://vuldb.com/?ctiid.349661 https://vuldb.com/?id.349661 https://vuldb.com/?submit.765326

CVSS v4.0

Source Entity [email protected]

Severity LOW

1.9

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

PASSIVE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

N/A

RAW VECTOR

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/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

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

4.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1

Source Entity [email protected]

Severity LOW

2.4

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity LOW

3.3

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:M/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-3716 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

March 10, 2026 MODIFIED

Vulnerability data updated via NVD.

March 09, 2026 MODIFIED

Vulnerability data updated via NVD.

March 08, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction PASSIVE

CVSS Vector String


                                    CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/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

Affected Stack

No specific products linked.