CVE-2026-13580

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 v3.1 Score

8.8

HIGH

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

EPSS — Exploit Prediction

0.0045

Probability of exploitation

0.36%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-120 CWE-120

References

Other References

https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formQoS-34b53a41781f8095bffacdea103a82d1 https://vuldb.com/cve/CVE-2026-13580 https://vuldb.com/submit/844115 https://vuldb.com/vuln/374586 https://vuldb.com/vuln/374586/cti

Frequently Asked Questions

What is CVE-2026-13580? +

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. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2026-13580? +

CVE-2026-13580 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0045, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-13580? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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