Wellbia XIGNCODE3 2026.6.1.192 IRP_MJ_WRITE command interface xhunter2.sys access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.8$0-$5k1.89+

Summaryinfo

A vulnerability was found in Wellbia XIGNCODE3 2026.6.1.192. It has been declared as very critical. This vulnerability affects unknown code of the file xhunter2.sys of the component IRP_MJ_WRITE command interface. The manipulation results in access control. This vulnerability was named CVE-2026-15430. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Wellbia XIGNCODE3 2026.6.1.192. Affected is some unknown processing of the file xhunter2.sys of the component IRP_MJ_WRITE command interface. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Improper access control in the IRP_MJ_WRITE command interface in Wellbia XIGNCODE3 xhunter2.sys, version 2026.6.1.192, allows a local, unprivileged attacker to achieve local privilege escalation to NT AUTHORITY\SYSTEM, extract credentials from PPL-protected lsass.exe, and terminate PPL-protected security processes.

The advisory is shared for download at blacksnufkin.github.io. This vulnerability is traded as CVE-2026-15430 since 07/10/2026. The exploitability is told to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/03/2026). The MITRE ATT&CK project declares the attack technique as T1068.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/10/2026 CVE reserved
08/03/2026 +24 days Advisory disclosed
08/03/2026 +0 days VulDB entry created
08/03/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: blacksnufkin.github.io
Status: Not defined

CVE: CVE-2026-15430 (🔒)
GCVE (CVE): GCVE-0-2026-15430
GCVE (VulDB): GCVE-100-385608

Entryinfo

Created: 08/03/2026 17:40
Changes: 08/03/2026 17:40 (53)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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