Username Enumeration via Differential Login Responses in Bilin Software's HUMANIST Digital Human Resources

published 2026-08-04 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-52655

cvss: 5.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits: 0; none known

Observable response discrepancy vulnerability in Bilin Software and Informatics Consultancy Inc. HUMANIST Digital Human Resources allows Account Footprinting.

This issue affects HUMANIST Digital Human Resources: from 26.0 before 26.1.

Patch / fix

fixed in 1

Bilin Software and Informatics Consultancy Inc. HUMANIST Digital Human Resources 26.1

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 3 mo ago (2026-08-04)

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

Bilin Software and Informatics Consultancy Inc. HUMANIST Digital Human Resources

Classification

Weakness

CWE-204 Observable Response Discrepancy

References

siberguvenlik.gov.tr /guvenlik-bildirimleri/detay/tr-26-0737
government-resource

Sources

CVE List CVE-2026-14202
NVD CVE-2026-14202

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary