Description
A security flaw has been discovered in Edimax EW-7438RPn 1.28a. Affected by this issue is the function formwlencrypt24g of the file /goform/formwlencrypt24g of the component POST Request Handler. The manipulation of the argument key1 results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Published: 2026-05-24
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 27 May 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sun, 24 May 2026 07:30:00 +0000

Type Values Removed Values Added
Description A security flaw has been discovered in Edimax EW-7438RPn 1.28a. Affected by this issue is the function formwlencrypt24g of the file /goform/formwlencrypt24g of the component POST Request Handler. The manipulation of the argument key1 results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Title Edimax EW-7438RPn POST Request formwlencrypt24g buffer overflow
First Time appeared Edimax
Edimax ew-7438rpn
Weaknesses CWE-119
CWE-120
CPEs cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*
Vendors & Products Edimax
Edimax ew-7438rpn
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 8.8, 'vector': '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'}

cvssV3_1

{'score': 8.8, 'vector': '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'}

cvssV4_0

{'score': 8.7, 'vector': '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'}


Subscriptions

Edimax Ew-7438rpn
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-27T17:27:46.902Z

Reserved: 2026-05-23T09:58:10.907Z

Link: CVE-2026-9360

cve-icon Vulnrichment

Updated: 2026-05-27T17:27:41.878Z

cve-icon NVD

Status : Deferred

Published: 2026-05-24T08:16:13.713

Modified: 2026-06-17T11:05:05.897

Link: CVE-2026-9360

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-24T09:15:40Z

Weaknesses