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CVE-2025-69766
Tenda AX3 Stack-Based Buffer Overflow Vulnerability
Description

Tenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv function due to improper handling of the citytag stack buffer, which may result in memory corruption and remote code execution.

INFO

Published Date :

Jan. 21, 2026, 6:16 p.m.

Last Modified :

Jan. 21, 2026, 6:16 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-69766 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

: Total Affected Vendor : 0 | Products : 0
Solution
Update Tenda AX3 firmware to a version that addresses the buffer overflow vulnerability.
  • Update the firmware on Tenda AX3 devices.
  • Install the latest vendor-supplied security patches.
  • Verify the firmware version for Tenda AX3.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-69766.

URL Resource
https://river-brow-763.notion.site/Tenda-AX3-Buffer-Overflow-in-formGetIptv-2c9a595a7aef8043a091e6722b8e255a
https://river-brow-763.notion.site/Tenda-AX3-Buffer-Overflow-in-formGetIptv-2c9a595a7aef8043a091e6722b8e255a?source=copy_link
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-69766 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-69766 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-69766 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-69766 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jan. 21, 2026

    Action Type Old Value New Value
    Added Description Tenda AX3 firmware v16.03.12.11 contains a stack-based buffer overflow in the formGetIptv function due to improper handling of the citytag stack buffer, which may result in memory corruption and remote code execution.
    Added Reference https://river-brow-763.notion.site/Tenda-AX3-Buffer-Overflow-in-formGetIptv-2c9a595a7aef8043a091e6722b8e255a
    Added Reference https://river-brow-763.notion.site/Tenda-AX3-Buffer-Overflow-in-formGetIptv-2c9a595a7aef8043a091e6722b8e255a?source=copy_link
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.