CVE-2025-40772

CVE-2025-40772 is a high-severity vulnerability in Siemens Sipass Integrated with a CVSS 3.x base score of 7.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Description

A vulnerability has been identified in SiPass integrated (All versions < V3.0). Affected server applications are vulnerable to stored Cross-Site Scripting (XSS), allowing an attacker to inject malicious code that can be executed by other users when they visit the affected page. Successful exploitation allows an attacker to impersonate other users within the application and steal their session data. This could enable unauthorized access to accounts and potentially lead to privilege escalation.

Frequently asked questions

What is CVE-2025-40772?
A vulnerability has been identified in SiPass integrated (All versions < V3.0). Affected server applications are vulnerable to stored Cross-Site Scripting (XSS), allowing an attacker to inject malicious code that can be executed by other users when they visit the affected page. Successful exploitation allows an attacker to impersonate other users within the application and steal their session data. This could enable unauthorized access to accounts and potentially lead to privilege escalation.
How severe is CVE-2025-40772?
CVE-2025-40772 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-40772 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-40772?
CVE-2025-40772 affects Siemens Sipass Integrated. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-40772?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-40772 have an EU (EUVD) identifier?
Yes. CVE-2025-40772 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34159.
When was CVE-2025-40772 published?
CVE-2025-40772 was published on 2025-10-14 and last updated on 2026-06-17.

References

Affected products (1)

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