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PatchSiren cyber security CVE debrief

CVE-2026-8265 Tenda CVE debrief

A security vulnerability has been detected in Tenda AC6 15.03.06.23. Affected by this issue is the function get_log_file of the file /goform/getLogFile of the component httpd. The manipulation of the argument wans.flag leads to os command injection. The attack can be initiated remotely. This vulnerability has been publicly disclosed and may be used by attackers. The CVE record and NVD entry provide additional context and details about the vulnerability.

Vendor
Tenda
Product
AC6
CVSS
LOW 2
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-11
Original CVE updated
2026-07-23
Advisory published
2026-05-11
Advisory updated
2026-07-23

Who should care

Users of Tenda AC6 15.03.06.23 should be aware of this vulnerability and take necessary precautions to protect their systems. This includes applying patches or updates provided by the vendor, restricting access to the /goform/getLogFile file, and monitoring system logs for suspicious activity. Additionally, implementing input validation and sanitization can help prevent similar vulnerabilities.

Technical summary

The vulnerability is caused by improper sanitization of user input in the get_log_file function of the /goform/getLogFile file in the httpd component of Tenda AC6 15.03.06.23. An attacker can exploit this vulnerability by manipulating the wans.flag argument, leading to OS command injection. This type of vulnerability can allow attackers to execute arbitrary commands on the affected system, potentially leading to unauthorized access or control.

Defensive priority

Medium

Recommended defensive actions

  • Apply patches or updates provided by the vendor to fix the vulnerability.
  • Restrict access to the /goform/getLogFile file to prevent unauthorized access.
  • Monitor system logs for suspicious activity.
  • Implement additional security measures such as input validation and sanitization.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review.
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The CVE record was published on 2026-05-11T04:16:19.860Z and was last modified on 2026-07-23T20:10:00.130Z. The NVD entry is currently Analyzed. This information is based on the provided source corpus and may not reflect the full scope of the vulnerability. Users should verify the details with the official CVE record and NVD entry for the most accurate and up-to-date information.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-05-11T04:16:19.860Z and has not been modified since then. The NVD entry is currently Analyzed.