Is CVE-2026-12809 in the CISA KEV catalog?

No. CVE-2026-12809 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-12809?

CVE-2026-12809 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2026-12809?

CVE-2026-12809 has an EPSS score of 1.16% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-12809?

No published fix for CVE-2026-12809 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-12809

MEDIUM

6.3

CVSS v3

NVD

Description

A vulnerability was identified in Edimax BR-6478AC V2 1.23. Affected is the function wiz_5in1_redirect of the file /goform/wiz_5in1_redirect of the component POST Request Handler. Such manipulation of the argument newpass leads to command injection. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE-74Injection CWE-77Command Injection

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

1.16%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Other references5

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-22.