CVE-2025-13776

Hard-coded database credentials in Finka software

State: Published
Severity: 8.6 High
Published: Feb 24, 2026
Updated: Feb 26, 2026
Reserved: Nov 28, 2025

Description

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

Scores

CVSS	Score	Vector	Source
4.0	8.6 High	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N	CERT-PL

Weaknesses

CWE-798 Use of Hard-coded Credentials

Affected Products

Product	Versions
Finka-FKTIK-SOFT	before 18.5Affected
Finka-KPRTIK-SOFT	before 16.6Affected
Finka-PłaceTIK-SOFT	before 13.4Affected
Finka-FakturaTIK-SOFT	before 18.3Affected
Finka-MagazynTIK-SOFT	before 8.3Affected
Finka-STWTIK-SOFT	before 12.3Affected

References

https://cert.pl/en/posts/2026/01/CVE-2025-13776third-party-advisory
https://finka.pl/product

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