CVE-2025-66370

MEDIUM

Published Nov 28, 2025 Modified Apr 15, 2026 CWE-611

Description

Kivitendo before 3.9.2 allows XXE injection. By uploading an electronic invoice in the ZUGFeRD format, it is possible to read and exfiltrate files from the server's filesystem.

CVSS v3.1 Score

5.0

MEDIUM

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

Weakness Type (CWE)

CWE-611 CWE-611

References

Other References

https://blog.kivitendo.de/?p=1415 https://github.com/kivitendo/kivitendo-erp/blob/fd3f993fc731cbcaa5eb87d55df7c82df4df9c09/doc/changelog https://github.com/kivitendo/kivitendo-erp/commit/1286dee72f9919166178d0cdb5f52f13b0f7d4de https://github.com/kivitendo/kivitendo-erp/commit/f6ba56bd8d22a428534057589baace6b7bfdf2e9 https://invoice.secvuln.info

Frequently Asked Questions

What is CVE-2025-66370? +

Kivitendo before 3.9.2 allows XXE injection. By uploading an electronic invoice in the ZUGFeRD format, it is possible to read and exfiltrate files from the server's filesystem. It has a CVSS v3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2025-66370? +

CVE-2025-66370 has a CVSS v3.1 score of 5.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2025-66370? +

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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