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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.002 (4.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Finka Finka-Faktura
- Finka Finka-Fk
- Finka Finka-Kpr
- Finka Finka-Magazyn
- Finka Finka-Place
- Finka Finka-Stw
- Tik-Soft Finka-Faktura — versions 0
- Tik-Soft Finka-Fk — versions 0
- Tik-Soft Finka-Kpr — versions 0
- Tik-Soft Finka-Magazyn — versions 0
Weakness classification (CWE)
References
- cert.pl/en/posts/2026/01/CVE-2025-13776 (Broken Link, third-party-advisory)
- finka.pl/ (Product, product)
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.