NPC-Worldwide npcpy up to 2.1.27 MLX Provider npcpy/gen/response.py get_mlx_response model input validation

Summaryinfo

A vulnerability identified as critical has been detected in NPC-Worldwide npcpy up to 2.1.27. This issue affects the function get_mlx_response of the file npcpy/gen/response.py of the component MLX Provider. This manipulation of the argument model causes input validation. This vulnerability appears as CVE-2026-122015. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability classified as critical was found in NPC-Worldwide npcpy up to 2.1.27. Affected by this vulnerability is the function get_mlx_response of the file npcpy/gen/response.py of the component MLX Provider. The manipulation of the argument model with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-122015. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• NPC-Worldwide

Name

• npcpy

Version

• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8
• 2.1.9
• 2.1.10
• 2.1.11
• 2.1.12
• 2.1.13
• 2.1.14
• 2.1.15
• 2.1.16
• 2.1.17
• 2.1.18
• 2.1.19
• 2.1.20
• 2.1.21
• 2.1.22
• 2.1.23
• 2.1.24
• 2.1.25
• 2.1.26
• 2.1.27

Website

• Product: https://github.com/NPC-Worldwide/npcpy/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Submitinfo

Accepted

• Submit #1024531: NPC-Worldwide npcpy 2.1.18 Improper Input Validation (by Dem000000)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion