CVE-2026-13580: Buffer Overflow in Edimax EW-7478APC
A security vulnerability has been detected in Edimax EW-7478APC 1.04. This affects the function formQoS of the file /goform/formQoS of the component POST Request Handler. The manipulation of the argument selSSID leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
AI Analysis
Technical Summary
CVE-2026-13580 describes a buffer overflow vulnerability in Edimax EW-7478APC firmware version 1.04. The flaw is located in the formQoS function within the /goform/formQoS endpoint, specifically when processing the selSSID argument in POST requests. This vulnerability allows remote attackers to cause a buffer overflow, potentially leading to code execution or denial of service. The vulnerability has been publicly disclosed, but the vendor has not issued any response or patch. The CVSS 4.0 base score is 8.7, indicating high severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed.
Potential Impact
Successful exploitation of this buffer overflow vulnerability can allow remote attackers to execute arbitrary code or cause denial of service on the affected device. Given the network attack vector and no required privileges or user interaction, the vulnerability poses a significant risk to devices running the affected firmware version 1.04.
Mitigation Recommendations
No official patch or remediation is currently available from the vendor. Users of Edimax EW-7478APC version 1.04 should consider mitigating exposure by restricting network access to the device, especially to the /goform/formQoS endpoint, until a vendor fix is released. Monitor vendor communications for any future updates or patches.
CVE-2026-13580: Buffer Overflow in Edimax EW-7478APC
Description
A security vulnerability has been detected in Edimax EW-7478APC 1.04. This affects the function formQoS of the file /goform/formQoS of the component POST Request Handler. The manipulation of the argument selSSID leads to buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS v4.0
Score 8.7high
Affected software
cpe:2.3:a:edimax:ew-7478apc:*:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-13580 describes a buffer overflow vulnerability in Edimax EW-7478APC firmware version 1.04. The flaw is located in the formQoS function within the /goform/formQoS endpoint, specifically when processing the selSSID argument in POST requests. This vulnerability allows remote attackers to cause a buffer overflow, potentially leading to code execution or denial of service. The vulnerability has been publicly disclosed, but the vendor has not issued any response or patch. The CVSS 4.0 base score is 8.7, indicating high severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed.
Potential Impact
Successful exploitation of this buffer overflow vulnerability can allow remote attackers to execute arbitrary code or cause denial of service on the affected device. Given the network attack vector and no required privileges or user interaction, the vulnerability poses a significant risk to devices running the affected firmware version 1.04.
Mitigation Recommendations
No official patch or remediation is currently available from the vendor. Users of Edimax EW-7478APC version 1.04 should consider mitigating exposure by restricting network access to the device, especially to the /goform/formQoS endpoint, until a vendor fix is released. Monitor vendor communications for any future updates or patches.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-06-28T22:29:13.511Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a429b9427e9c7971920c044
Added to database: 06/29/2026, 16:21:40 UTC
Last enriched: 06/29/2026, 16:36:37 UTC
Last updated: 06/30/2026, 00:29:23 UTC
Views: 7
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