CVE-2026-4312

CRITICALNVD 9.89.8—Trending — 3 sources updated this week

9.8

GCB/FCB Audit Software developed by DrangSoft has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to directly access certain APIs to create a new administrative account.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 45.9%
KEV: Not listed

Published

March 17, 2026

Last Modified

June 5, 2026

Advisory Details (1)

Auto-updated Jun 5, 2026

No patch confirmed yet. Sources: cert.

cert

DrangSoft｜GCB/FCB Audit Software - Missing Authentication-TWCERT/CC Taiwan Computer Emergency Response Team/Coordination Center

https://www.twcert.org.tw/en/cp-139-10785-2cafe-2.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-306Missing Authentication for Critical Function

Data Freshness Timeline

(refreshed 3× in last 7d / 3× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:47 UTCepss_batch
2026-06-05 15:00 UTCEG score recompute
2026-06-05 15:00 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-4312?

CVE-2026-4312 is a critical vulnerability published on March 17, 2026. GCB/FCB Audit Software developed by DrangSoft has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to directly access certain APIs to create a new administrative account.

When was CVE-2026-4312 disclosed?

CVE-2026-4312 was first published in the National Vulnerability Database on March 17, 2026, with the most recent update on June 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-4312 actively exploited?

CVE-2026-4312 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-4312?

CVE-2026-4312 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2026-4312?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-4312, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2026-4312

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

DrangSoft｜GCB/FCB Audit Software - Missing Authentication-TWCERT/CC Taiwan Computer Emergency Response Team/Coordination Center

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2026-4312?

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Advisory Details (1)

Frequently asked(5)

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