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Vulnerabilities

Vulnerability · CVE-2026-8259

A vulnerability has been found in Tenda AC6 2.0/15.03.06.23.

Published May 11, 2026 · catalog updated Jul 23, 2026 · ac6 firmware

Check if you run it

No confirmed exploitation is on record for CVE-2026-8259. EPSS is 8.31%. Act only if a listed version of ac6 firmware is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low2.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
8.31%
Remediation
Advisory link
Affected products
cpe tenda/ac6 firmware

A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. The affected element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe tenda/ac6 firmware15.03.06.23

How to fix CVE-2026-8259

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-8259. EPSS is 8.31%. Act only if a listed version of ac6 firmware is installed.

Which versions are affected?

Compare what you have installed with tenda/ac6 firmware 15.03.06.23. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-77: Command Injection; CWE-78: OS Command Injection. EPSS 8.31%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 11, 2026 · NIST NVD

    Detected

    A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. The affected element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

  2. Jul 23, 2026 · NIST NVD

    Updated

    A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. The affected element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

Sources

  • CVE.orgVulnerability recordCVE-2026-8259

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-8259

    30-day exploitation probability 8.3%

    first.org
  • NIST NVDVulnerability recordCVE-2026-8259

    A vulnerability has been found in Tenda AC6 2.0/15.03.06.23. The affected element is an unknown function of the file /goform/telnet of the component httpd. The manipulation of the argument lan.ip leads to os command injection. Remote exploitation of the attack is possible. The ex

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.