CVE-2025-30073 (CVSS 7.5)

Description

An issue was discovered in OPC cardsystems Webapp Aufwertung 2.1.0. The reference assigned to transactions can be reused. When completing a payment, the first or all transactions with the same reference are completed, depending on timing. This can be used to transfer more money onto employee cards than is paid.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-488 CWE-488

References

Other References

https://www.syss.de/pentest-blog/businesslogik-fehler-bei-aufwertung-von-geldkarten-in-opcr-webapp-aufwertung-syss-2024-089

Frequently Asked Questions

What is CVE-2025-30073? +

An issue was discovered in OPC cardsystems Webapp Aufwertung 2.1.0. The reference assigned to transactions can be reused. When completing a payment, the first or all transactions with the same reference are completed, depending on timing. This can be used to transfer more money onto employee cards than is paid. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-30073? +

CVE-2025-30073 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2025-30073? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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