Is CVE-2025-68421 in the CISA KEV catalog?

No. CVE-2025-68421 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-68421?

CVE-2025-68421 has a CVSS v4 base score of 8.7 (HIGH).

What is the EPSS score for CVE-2025-68421?

CVE-2025-68421 has an EPSS score of 0.23% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-68421?

No published fix for CVE-2025-68421 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-68421

HIGH

8.7

CVSS v4

NVD

Description

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

CWE-798Hard-coded Credentials

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v4 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

Impact

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Exploit Intelligence

0.23%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-17.