CVE-2025-68421 PUBLISHED

Hardcoded credentials in Comarch ERP Optima

Assigner: CERT-PL
Reserved: 17.12.2025 Published: 14.05.2026 Updated: 14.05.2026

Comarch ERP Optima client makes use of a hard-coded password for a database user. These credentials cannot be changed. It is possible for a remote attacker to gain an access to the database with elevated privileges including executing system commands on a server. This issue has been fixed in version 2026.4

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Adjacent	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Comarch
Product	ERP Optima
Versions	Default: unaffected affected from 0 to 2026.4 (excl.)

Workarounds

Since these accounts are used for backward compatibility only, in some cases it is possible to disable them in the SQL server.

Credits

Wojciech Giełda finder

References

Problem Types

CWE-798 Use of Hard-coded Credentials CWE

Impacts

CAPEC-233 Privilege Escalation