7.7
HIGH CVSS 3.1
CVE-2026-31278
Suprema BioStar Active Directory Credential Disclosure Vulnerability
Description

An issue in the /api/v2/setting/adserversetting endpoint of Suprema BioStar 2 before 2.9.12 and and BioStar X before 1.0.2 allows attackers to obtain Active Directory service account credentials in cleartext by supplying a crafted GET request.

INFO

Published Date :

Sept. 14, 2026, 2:17 a.m.

Last Modified :

Sept. 14, 2026, 2:17 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-31278 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Supremainc biostar_2
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 8254265b-2729-46b6-b9e3-3dfca2d5bfca
CVSS 3.1 HIGH [email protected]
Solution
Update Suprema BioStar 2 and BioStar X to resolve cleartext credential disclosure.
  • Update BioStar 2 to version 2.9.12 or later.
  • Update BioStar X to version 1.0.2 or later.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-31278.

URL Resource
https://github.com/mda1r/biostar2-ad-credential-exposure
https://www.supremainc.com
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-31278 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-31278 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-31278 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 14, 2026

    Action Type Old Value New Value
    Added Description An issue in the /api/v2/setting/adserversetting endpoint of Suprema BioStar 2 before 2.9.12 and and BioStar X before 1.0.2 allows attackers to obtain Active Directory service account credentials in cleartext by supplying a crafted GET request.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
    Added CWE CWE-319
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/31xxx/CVE-2026-31278.json">CVE-2026-31278</a>
    Added Reference https://github.com/mda1r/biostar2-ad-credential-exposure
    Added Reference https://www.supremainc.com
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.