CVE-2025-40807: gridscale x prepay — Fix

Description

A vulnerability has been identified in Gridscale X Prepay (All versions < V4.2.1). The affected application is vulnerable to capture-replay of authentication tokens. This could allow an authenticated but already locked-out user to establish still valid user sessions.

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CVSS v3.1 Score

6.3

MEDIUM

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

Weakness Type (CWE)

CWE-294 CWE-294

Affected Products

Vendor	Product	Versions
siemens	gridscale_x_prepay	< 4.2.1

References

Advisories & Patches

https://cert-portal.siemens.com/productcert/html/ssa-356310.html

Frequently Asked Questions

What is CVE-2025-40807? +

A vulnerability has been identified in Gridscale X Prepay (All versions < V4.2.1). The affected application is vulnerable to capture-replay of authentication tokens. This could allow an authenticated but already locked-out user to establish still valid user sessions. It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2025-40807? +

CVE-2025-40807 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-40807? +

CVE-2025-40807 affects products from siemens, specifically: gridscale_x_prepay. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-40807? +

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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