How severe is CVE-2025-15047?

CVE-2025-15047 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-15047 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-15047?

CVE-2025-15047 affects Tenda Wh450 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-15047?

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

Does CVE-2025-15047 have an EU (EUVD) identifier?

Yes. CVE-2025-15047 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204956.

When was CVE-2025-15047 published?

CVE-2025-15047 was published on 2025-12-23 and last updated on 2026-06-17.

CVE-2025-15047

CVE-2025-15047 is a critical-severity vulnerability in Tenda Wh450 Firmware with a CVSS 3.x base score of 9.8. 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-119.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
CVSS v4: 8.9
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-204956
Weakness: CWE-119
Affected product: Tenda Wh450 Firmware
Published: 2025-12-23
Last modified: 2026-06-17

Description

A vulnerability was found in Tenda WH450 1.0.0.18. This affects an unknown function of the file /goform/PPTPDClient of the component HTTP Request Handler. Performing a manipulation of the argument Username results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used.

Frequently asked questions

What is CVE-2025-15047?: A vulnerability was found in Tenda WH450 1.0.0.18. This affects an unknown function of the file /goform/PPTPDClient of the component HTTP Request Handler. Performing a manipulation of the argument Username results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used.
How severe is CVE-2025-15047?: CVE-2025-15047 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-15047 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-15047?: CVE-2025-15047 affects Tenda Wh450 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-15047?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-15047 have an EU (EUVD) identifier?: Yes. CVE-2025-15047 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-204956.
When was CVE-2025-15047 published?: CVE-2025-15047 was published on 2025-12-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:tenda:wh450_firmware:1.0.0.18:*:*:*:*:*:*:*

More vulnerabilities in Tenda Wh450 Firmware

CVE-2025-15046 — Critical (CVSS 9.8): A vulnerability has been found in Tenda WH450 1.0.0.18. The impacted element is an unknown function of the file…
CVE-2025-15045 — Critical (CVSS 9.8): A flaw has been found in Tenda WH450 1.0.0.18. The affected element is an unknown function of the file /goform/Natlimit…
CVE-2025-15044 — Critical (CVSS 9.8): A vulnerability was detected in Tenda WH450 1.0.0.18. Impacted is an unknown function of the file…
CVE-2025-15010 — Critical (CVSS 9.8): A vulnerability has been found in Tenda WH450 1.0.0.18. This issue affects some unknown processing of the file…
CVE-2025-15007 — Critical (CVSS 9.8): A security vulnerability has been detected in Tenda WH450 1.0.0.18. Affected by this issue is some unknown…
CVE-2025-15006 — Critical (CVSS 9.8): A weakness has been identified in Tenda WH450 1.0.0.18. Affected by this vulnerability is an unknown functionality of…

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