Vulnerability · Published Dec 9, 2025 · Assigned by siemens
CVE-2025-40806
Medium 5.3
In plain English
A medium-severity security flaw in Gridscale X Prepay from Siemens. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 60.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability has been identified in Gridscale X Prepay (All versions < V4.2.1). The affected application is vulnerable to user enumeration due to distinguishable responses. This could allow an unauthenticated remote attacker to determine if a user is valid or not, enabling a brute force attack with valid users.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Gridscale X Prepay | 0 – before V4.2.1 |
Weakness: CWE-204 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N