Vulnerability · Published Mar 17, 2026 · Assigned by twcert
CVE-2026-4312DrangSoft｜GCB/FCB Audit Software - Missing Authentication
Critical 9.8
In plain English
A critical-severity missing authentication in GCB/FCB Audit Software from DrangSoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 58.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| DrangSoft | GCB/FCB Audit Software | 0 – before 20260108 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.twcert.org.tw/tw/cp-132-10784-4f67d-1.html third-party-advisory
- https://www.twcert.org.tw/en/cp-139-10785-2cafe-2.html third-party-advisory