How severe is CVE-2026-8264?

CVE-2026-8264 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-2026-8264 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-8264?

CVE-2026-8264 affects Tenda Ac6 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-8264?

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

Does CVE-2026-8264 have an EU (EUVD) identifier?

Yes. CVE-2026-8264 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29020.

When was CVE-2026-8264 published?

CVE-2026-8264 was published on 2026-05-11 and last updated on 2026-06-17.

CVE-2026-8264

CVE-2026-8264 is a medium-severity vulnerability in Tenda Ac6 Firmware 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-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-29020
Weakness: CWE-78
Affected product: Tenda Ac6 Firmware
Published: 2026-05-11
Last modified: 2026-06-17

Description

A weakness has been identified in Tenda AC6 15.03.06.23. Affected by this vulnerability is the function formWifiApScan of the file /goform/WifiApScan of the component httpd. Executing a manipulation of the argument wl2g.public.country/wl5g.public.country can lead to os command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.

Frequently asked questions

What is CVE-2026-8264?: A weakness has been identified in Tenda AC6 15.03.06.23. Affected by this vulnerability is the function formWifiApScan of the file /goform/WifiApScan of the component httpd. Executing a manipulation of the argument wl2g.public.country/wl5g.public.country can lead to os command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.
How severe is CVE-2026-8264?: CVE-2026-8264 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-2026-8264 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-8264?: CVE-2026-8264 affects Tenda Ac6 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-8264?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-8264 have an EU (EUVD) identifier?: Yes. CVE-2026-8264 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29020.
When was CVE-2026-8264 published?: CVE-2026-8264 was published on 2026-05-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:ac6_firmware:15.03.06.23:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ac6 Firmware

CVE-2025-52221 — Critical (CVSS 9.8): Tenda AC6 15.03.05.16_multi is vulnerable to Buffer Overflow in the formSetCfm function via the funcname, funcpara1,…
CVE-2025-27129 — Critical (CVSS 9.8): An authentication bypass vulnerability exists in the HTTP authentication functionality of Tenda AC6 V5.0 V02.03.01.110.…
CVE-2025-29031 — Critical (CVSS 9.8): Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the fromAddressNat function.
CVE-2025-29030 — Critical (CVSS 9.8): Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formWifiWpsOOB function.
CVE-2025-29029 — Critical (CVSS 9.8): Tenda AC6 v15.03.05.16 was discovered to contain a buffer overflow via the formSetSpeedWan function.
CVE-2025-25343 — Critical (CVSS 9.8): Tenda AC6 V15.03.05.16 firmware has a buffer overflow vulnerability in the formexeCommand function.

All CVEs affecting Tenda Ac6 Firmware →

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