How severe is CVE-2026-0581?

CVE-2026-0581 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-2026-0581 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0581?

CVE-2026-0581 affects Tenda Ac1206 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-0581?

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

Does CVE-2026-0581 have an EU (EUVD) identifier?

Yes. CVE-2026-0581 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-0903.

When was CVE-2026-0581 published?

CVE-2026-0581 was published on 2026-01-05 and last updated on 2026-06-17.

CVE-2026-0581

CVE-2026-0581 is a medium-severity vulnerability in Tenda Ac1206 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-77.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-0903
Weakness: CWE-77
Affected product: Tenda Ac1206 Firmware
Published: 2026-01-05
Last modified: 2026-06-17

Description

A vulnerability was determined in Tenda AC1206 15.03.06.23. Affected by this issue is the function formBehaviorManager of the file /goform/BehaviorManager of the component httpd. Executing a manipulation of the argument modulename/option/data/switch can lead to command injection. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.

Frequently asked questions

What is CVE-2026-0581?: A vulnerability was determined in Tenda AC1206 15.03.06.23. Affected by this issue is the function formBehaviorManager of the file /goform/BehaviorManager of the component httpd. Executing a manipulation of the argument modulename/option/data/switch can lead to command injection. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.
How severe is CVE-2026-0581?: CVE-2026-0581 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-2026-0581 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0581?: CVE-2026-0581 affects Tenda Ac1206 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-0581?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-0581 have an EU (EUVD) identifier?: Yes. CVE-2026-0581 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-0903.
When was CVE-2026-0581 published?: CVE-2026-0581 was published on 2026-01-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:ac1206_firmware:15.03.06.23:*:*:*:*:*:*:*

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