What is the CVSS score of CVE-2026-0731?

CVE-2026-0731 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L. EPSS exploitation probability: 0.2%.

Which versions of Wa1200 Poe are affected by CVE-2026-0731?

Organizations using A vulnerability should be aware of moderate risk from CVE-2026-0731 rated CVSS 5.3. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2026-0731?

Yes, a public proof-of-concept exploit is available for CVE-2026-0731. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2026-0731?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Wa1200 Poe CVE-2026-0731

MEDIUM

Improper Resource Shutdown or Release (CWE-404)

2026-01-08 cna@vuldb.com

Null Pointer Dereference Wa1200 Poe Wa1200 Poe Firmware TOTOLINK

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 29, 2026 - 19:18 vuln.today

Public exploit code

CVE Published

Jan 08, 2026 - 23:15 nvd

MEDIUM 5.3

DescriptionCVE.org

A vulnerability has been found in TOTOLINK WA1200 5.9c.2914. The impacted element is an unknown function of the file cstecgi.cgi of the component HTTP Request Handler. The manipulation leads to null pointer dereference. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

AnalysisAI

A null pointer dereference in TOTOLINK WA1200 5.9c.2914's HTTP request handler (cstecgi.cgi) allows remote unauthenticated attackers to trigger a denial of service condition. Public exploit code is available for this vulnerability, increasing the risk of active exploitation. A patch is not currently available, leaving affected devices vulnerable until an update is released.

Technical ContextAI

Classified as CWE-404 (Improper Resource Shutdown or Release). Affects Wa1200-Poe. A vulnerability has been found in TOTOLINK WA1200 5.9c.2914. The impacted element is an unknown function of the file cstecgi.cgi of the component HTTP Request Handler. The manipulation leads to null pointer dereference. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.