How severe is CVE-2025-65804?

CVE-2025-65804 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-65804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65804?

CVE-2025-65804 affects Tenda Ax3 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65804?

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

Does CVE-2025-65804 have an EU (EUVD) identifier?

Yes. CVE-2025-65804 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201799.

When was CVE-2025-65804 published?

CVE-2025-65804 was published on 2025-12-08 and last updated on 2026-06-17.

CVE-2025-65804

CVE-2025-65804 is a medium-severity vulnerability in Tenda Ax3 Firmware with a CVSS 3.x base score of 6.5. 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-121.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-201799
Weakness: CWE-121
Affected product: Tenda Ax3 Firmware
Published: 2025-12-08
Last modified: 2026-06-17

Description

Tenda AX3 v16.03.12.11 contains a stack overflow in formSetIptv via the iptvType parameter, which can cause memory corruption and enable remote code execution (RCE).

Frequently asked questions

What is CVE-2025-65804?: Tenda AX3 v16.03.12.11 contains a stack overflow in formSetIptv via the iptvType parameter, which can cause memory corruption and enable remote code execution (RCE).
How severe is CVE-2025-65804?: CVE-2025-65804 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-65804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65804?: CVE-2025-65804 affects Tenda Ax3 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65804?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-65804 have an EU (EUVD) identifier?: Yes. CVE-2025-65804 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201799.
When was CVE-2025-65804 published?: CVE-2025-65804 was published on 2025-12-08 and last updated on 2026-06-17.

References

https://river-brow-763.notion.site/Tenda-AX3-Buffer-Overflow-in-formSetIptv-2aaa595a7aef8072968edc528a2d95b1

Affected products (1)

cpe:2.3:o:tenda:ax3_firmware:16.03.12.11:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ax3 Firmware

CVE-2025-69764 — Critical (CVSS 9.8): Tenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv function due to improper…
CVE-2025-69766 — Critical (CVSS 9.8): Tenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv function due to improper…
CVE-2025-69763 — Critical (CVSS 9.8): Tenda AX3 firmware v16.03.12.11 contains a stack overflow in formSetIptv via the vlanId parameter, which can cause…
CVE-2025-69762 — Critical (CVSS 9.8): Tenda AX3 firmware v16.03.12.11 contains a stack overflow in formSetIptv via the list parameter, which can cause memory…
CVE-2023-51812 — Critical (CVSS 9.8): Tenda AX3 v16.03.12.11 was discovered to contain a remote code execution (RCE) vulnerability via the list parameter at…
CVE-2023-49409 — Critical (CVSS 9.8): Tenda AX3 V16.03.12.11 was discovered to contain a Command Execution vulnerability via the function /goform/telnet.

All CVEs affecting Tenda Ax3 Firmware →

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