Vulnerability details
CVE-2026-9345
Edimax EW-7438RPn
Edimax EW-7438RPn webs formWizSurvey buffer overflow
CVSS 4.0
8.7High
Official description
A vulnerability was detected in Edimax EW-7438RPn up to 1.31. This affects the function formWizSurvey of the file /goform/formWizSurvey of the component webs. Performing a manipulation of the argument ssid/manualssid/ip/mask/gateway results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.7High | 4.0 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P |
| 8.8High | 3.1 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 8.8High | 3.0 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 9.0High | 2.0 | CVEProject cvelistV5 (CNA) (VulDB) | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Edimax | EW-7438RPn | 1.0 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.1 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.10 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.11 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.12 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.13 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.14 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.15 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.16 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.17 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.18 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.19 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.2 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.20 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.21 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.22 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.23 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.24 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.25 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.26 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.27 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.28 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.29 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.3 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.30 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.31 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.4 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.5 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.6 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.7 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.8 | CVEProject cvelistV5 (CNA) |
| Edimax | EW-7438RPn | 1.9 | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://vuldb.com/vuln/365308 vdb-entrytechnical-description
- https://vuldb.com/vuln/365308/cti signaturepermissions-required
- https://vuldb.com/submit/813886 third-party-advisory
- https://vuldb.com/submit/811542 third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_3/3.md exploit
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Details
- Published
- 2026-05-24
- Last updated
- 2026-05-26
- State
- Published
- Assigner (CNA)
- VulDB
Exploit prediction (EPSS)
0.54%
Probability of exploitation in 30 days
45.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-120Buffer Overflow
- CWE-119Memory Corruption