Wavlink WL-WN578W2 POST Request login.cgi cross site scripting
Summary
| CVE | CVE-2026-4544 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-03-22 10:16:07 UTC |
| Updated | 2026-04-30 16:33:35 UTC |
| Description | A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects an unknown function of the file /cgi-bin/login.cgi of the component POST Request Handler. Executing a manipulation of the argument homepage/hostname/login_page can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way. |
Risk And Classification
Primary CVSS: v4.0 1.9 LOW from [email protected]
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
EPSS: 0.000510000 probability, percentile 0.155200000 (date 2026-05-05)
Problem Types: CWE-79 | CWE-94 | CWE-79 Cross Site Scripting | CWE-94 Code Injection
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 1.9 | LOW | 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/C... |
| 4.0 | CNA | DECLARED | 4.8 | MEDIUM | 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 |
| 3.1 | [email protected] | Primary | 4.8 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N |
| 3.1 | [email protected] | Secondary | 2.4 | LOW | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N |
| 3.1 | CNA | DECLARED | 2.4 | LOW | CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R |
| 3.0 | CNA | DECLARED | 2.4 | LOW | CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R |
| 2.0 | [email protected] | Secondary | 3.3 | AV:N/AC:L/Au:M/C:N/I:P/A:N | |
| 2.0 | CNA | DECLARED | 3.3 | AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:ND/RC:UR |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
HighUser Interaction
PassiveConfidentiality
NoneIntegrity
LowAvailability
NoneSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS: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 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
HighUser Interaction
RequiredScope
ChangedConfidentiality
LowIntegrity
LowAvailability
NoneCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
HighUser Interaction
RequiredScope
UnchangedConfidentiality
NoneIntegrity
LowAvailability
NoneCVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Wavlink | Wl-wn578w2 | - | All | All | All |
| Operating System | Wavlink | Wl-wn578w2 Firmware | 221110 | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Wavlink | WL-WN578W2 | affected 221110 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_7/README.md | [email protected] | github.com | Exploit, Third Party Advisory |
| vuldb.com | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| vuldb.com | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| vuldb.com | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| vuldb.com | [email protected] | vuldb.com | Permissions Required, VDB Entry |
| github.com/Litengzheng/vul_db/blob/main/WL-WN578W2/vul_6/README.md | [email protected] | github.com | Exploit, Third Party Advisory |
| vuldb.com | [email protected] | vuldb.com | Third Party Advisory, VDB Entry |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: LtzHuster (VulDB User) (en)
CNA: VulDB (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-03-21T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-03-21T01:00:00.000Z | VulDB entry created |
| CNA | 2026-03-21T16:29:04.000Z | VulDB entry last update |
There are currently no legacy QID mappings associated with this CVE.