CVE-2026-4007 Vulnerability Analysis & Exploit Details

CVE-2026-4007
Vulnerability Scoring

8.8
/10
Severe Risk

Cybersecurity professionals consider CVE-2026-4007 an immediate threat requiring urgent mitigation.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Network
    Vulnerability is exploitable over a network without physical access.
  • Privileges Required: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-4007 Details

Status: Received on 12 Mar 2026, 07:16 UTC

Published on: 12 Mar 2026, 07:16 UTC

CVSS Release: version 3

CVSS3 Source

cna@vuldb.com

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2026-4007 Vulnerability Summary

CVE-2026-4007: A vulnerability was detected in Tenda W3 1.0.0.3(2204). This vulnerability affects unknown code of the file /goform/wifiSSIDget of the component POST Parameter Handler. Performing a manipulation of the argument index results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit is now public and may be used.

Assessing the Risk of CVE-2026-4007

Access Complexity Graph

The exploitability of CVE-2026-4007 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-4007

CVE-2026-4007 presents an accessible attack vector with minimal effort required. Restricting access controls and implementing security updates are critical to reducing exploitation risks.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-4007, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-4007, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2026-4007 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2026-4007 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: High
    CVE-2026-4007 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2026-4007 References

External References

CWE Common Weakness Enumeration

CWE-121

Protect Your Infrastructure against CVE-2026-4007: Combat Critical CVE Threats

Stay updated with real-time CVE vulnerabilities and take action to secure your systems. Enhance your cybersecurity posture with the latest threat intelligence and mitigation techniques. Develop the skills necessary to defend against CVEs and secure critical infrastructures. Join the top cybersecurity professionals safeguarding today's infrastructures.

Other 5 Recently Published CVEs Vulnerabilities

  • CVE-2026-4014 – A security flaw has been discovered in itsourcecode Cafe Reservation System 1.0. This impacts an unknown function of the file /curvus2/signup.php o...
  • CVE-2026-4013 – A vulnerability was identified in SourceCodester Web-based Pharmacy Product Management System 1.0. This affects an unknown function of the file add...
  • CVE-2026-4012 – A vulnerability was determined in rxi fe up to ed4cda96bd582cbb08520964ba627efb40f3dd91. The impacted element is the function read_ of the file src...
  • CVE-2026-4010 – A vulnerability was found in ThakeeNathees pocketlang up to cc73ca61b113d48ee130d837a7a8b145e41de5ce. The affected element is the function pkByteBu...
  • CVE-2026-4009 – A vulnerability has been found in jarikomppa soloud up to 20200207. Impacted is the function drwav_read_pcm_frames_s16__msadpcm in the library src/...