How severe is CVE-2026-24428?

CVE-2026-24428 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-24428 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24428?

CVE-2026-24428 affects Tenda W30e Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24428?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-24428 have an EU (EUVD) identifier?

Yes. CVE-2026-24428 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4681.

When was CVE-2026-24428 published?

CVE-2026-24428 was published on 2026-01-26 and last updated on 2026-06-17.

CVE-2026-24428

CVE-2026-24428 is a high-severity vulnerability in Tenda W30e Firmware with a CVSS 3.x base score of 8.8. 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-863.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v4: 8.7
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-4681
Weakness: CWE-863
Affected product: Tenda W30e Firmware
Published: 2026-01-26
Last modified: 2026-06-17

Description

Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) contain an authorization flaw in the user management API that allows a low-privileged authenticated user to change the administrator account password. By sending a crafted request directly to the backend endpoint, an attacker can bypass role-based restrictions enforced by the web interface and obtain full administrative privileges.

Frequently asked questions

What is CVE-2026-24428?: Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) contain an authorization flaw in the user management API that allows a low-privileged authenticated user to change the administrator account password. By sending a crafted request directly to the backend endpoint, an attacker can bypass role-based restrictions enforced by the web interface and obtain full administrative privileges.
How severe is CVE-2026-24428?: CVE-2026-24428 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-24428 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24428?: CVE-2026-24428 affects Tenda W30e Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24428?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-24428 have an EU (EUVD) identifier?: Yes. CVE-2026-24428 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-4681.
When was CVE-2026-24428 published?: CVE-2026-24428 was published on 2026-01-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:w30e_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Tenda W30e Firmware

CVE-2026-38835 — Critical (CVSS 9.8): Tenda W30E V2.0 V16.01.0.21 was found to contain a command injection vulnerability in the formSetUSBPartitionUmount…
CVE-2026-24436 — Critical (CVSS 9.8): Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) do not enforce rate limiting or account…
CVE-2026-24429 — Critical (CVSS 9.8): Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) ship with a predefined default password…
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CVE-2024-32286 — Critical (CVSS 9.8): Tenda W30E v1.0 V1.0.1.25(633) firmware has a stack overflow vulnerability located via the page parameter in the…
CVE-2023-49411 — Critical (CVSS 9.8): Tenda W30E V16.01.0.12(4843) contains a stack overflow vulnerability via the function formDeleteMeshNode.

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Other CWE-863 (Incorrect Authorization) vulnerabilities

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CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
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