Vulnerability in Finka Finka-Faktura

CVE-2025-13776

Multiple Finka programs use hard-coded Firebird database credentials (shared across all instances of this software). A malicious attacker in local network who knows default credentials is able to read and edit database content. This vulnerability has been fixed in version: Finka-FK 18.5, Finka-KPR 16.6, Finka-Płace 13.4, Finka-Faktura 18.3, Finka-Magazyn 8.3, Finka-STW 12.3

EPSS: 0.002 (4.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-13776?
CVE-2025-13776 is a high-severity vulnerability in Finka Finka-Faktura, classified under Use of Hard-coded Credentials. CVSS score: 7.1/10. Published 2026-02-24.
How severe is CVE-2025-13776?
High severity. CVSS v3 base score is 7.1 out of 10.