What is CVE-2026-31278?

CVE-2026-31278 is a high-severity vulnerability in Supremainc Biostar 2, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.7/10. Published 2026-09-14.

How severe is CVE-2026-31278?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in Supremainc Biostar 2

CVE-2026-31278

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.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Supremainc Biostar 2

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-31278?: CVE-2026-31278 is a high-severity vulnerability in Supremainc Biostar 2, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.7/10. Published 2026-09-14.
How severe is CVE-2026-31278?: High severity. CVSS v3 base score is 7.7 out of 10.