How severe is CVE-2026-9439?

CVE-2026-9439 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-9439 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-9439?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-9439 have an EU (EUVD) identifier?

Yes. CVE-2026-9439 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31649.

When was CVE-2026-9439 published?

CVE-2026-9439 was published on 2026-05-25 and last updated on 2026-06-17.

CVE-2026-9439

CVE-2026-9439 is a medium-severity vulnerability with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-74.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-31649
Weakness: CWE-74
Published: 2026-05-25
Last modified: 2026-06-17

Description

A vulnerability was determined in Edimax BR-6675nD 1.12. Affected is the function stainfo of the file /goform/stainfo. This manipulation of the argument interface causes command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-9439?: A vulnerability was determined in Edimax BR-6675nD 1.12. Affected is the function stainfo of the file /goform/stainfo. This manipulation of the argument interface causes command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-9439?: CVE-2026-9439 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-9439 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-9439?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-9439 have an EU (EUVD) identifier?: Yes. CVE-2026-9439 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31649.
When was CVE-2026-9439 published?: CVE-2026-9439 was published on 2026-05-25 and last updated on 2026-06-17.

References

Other CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities

CVE-2026-25586 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, a sandbox escape is possible by shadowing hasOwnProperty…
CVE-2026-25520 — Critical (CVSS 10.0): SandboxJS is a JavaScript sandboxing library. Prior to 0.8.29, The return values of functions aren't wrapped.…
CVE-2025-20265 — Critical (CVSS 10.0): A vulnerability in the RADIUS subsystem implementation of Cisco Secure Firewall Management Center (FMC) Software could…
CVE-2025-20337 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2025-20281 — Critical (CVSS 10.0): A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to…
CVE-2024-42472 — Critical (CVSS 10.0): Flatpak is a Linux application sandboxing and distribution framework. Prior to versions 1.14.0 and 1.15.10, a malicious…

Browse all CWE-74 (Improper Neutralization of Special Elements (Injection)) vulnerabilities →