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Vulnerabilities

Vulnerability · CVE-2026-4041

A security flaw has been discovered in Tenda i12 1.0.0.6(2204).

Published Mar 12, 2026 · catalog updated Jun 17, 2026 · i12 firmware

Check if you run it

No confirmed exploitation is on record for CVE-2026-4041. EPSS is 1.03%. Act only if a listed version of i12 firmware is installed.

Severity
High7.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.03%
Remediation
Advisory link
Affected products
cpe tenda/i12 firmware

A security flaw has been discovered in Tenda i12 1.0.0.6(2204). Impacted is the function vos_strcpy of the file /goform/exeCommand. The manipulation of the argument cmdinput results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

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/i12 firmware1.0.0.6\(2204\)

How to fix CVE-2026-4041

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-2026-4041. EPSS is 1.03%. Act only if a listed version of i12 firmware is installed.

Which versions are affected?

Compare what you have installed with tenda/i12 firmware 1.0.0.6\(2204\). Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-119: Buffer Overflow; CWE-121: Stack-based Buffer Overflow; CWE-787: Out-of-bounds Write. EPSS 1.03%. 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. Mar 12, 2026 · NIST NVD

    Detected

    A security flaw has been discovered in Tenda i12 1.0.0.6(2204). Impacted is the function vos_strcpy of the file /goform/exeCommand. The manipulation of the argument cmdinput results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

  2. Jun 17, 2026 · NIST NVD

    Updated

    A security flaw has been discovered in Tenda i12 1.0.0.6(2204). Impacted is the function vos_strcpy of the file /goform/exeCommand. The manipulation of the argument cmdinput results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

Sources

  • CVE.orgVulnerability recordCVE-2026-4041

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-4041

    30-day exploitation probability 1.0%

    first.org
  • NIST NVDVulnerability recordCVE-2026-4041

    A security flaw has been discovered in Tenda i12 1.0.0.6(2204). Impacted is the function vos_strcpy of the file /goform/exeCommand. The manipulation of the argument cmdinput results in stack-based buffer overflow. The attack can be launched remotely. The exploit has been released

    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.