How severe is CVE-2025-40571?

CVE-2025-40571 has a CVSS 3.x base score of 2.2, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-40571 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-40571?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-40571 have an EU (EUVD) identifier?

Yes. CVE-2025-40571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14675.

When was CVE-2025-40571 published?

CVE-2025-40571 was published on 2025-05-13 and last updated on 2026-06-17.

CVE-2025-40571

CVE-2025-40571 is a low-severity vulnerability with a CVSS 3.x base score of 2.2. 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-266.

Key facts

Severity: Low (CVSS 3.x base score 2.2)
CVSS v4: 2.1
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-14675
Weakness: CWE-266
Published: 2025-05-13
Last modified: 2026-06-17

Description

A vulnerability has been identified in Mendix OIDC SSO (Mendix 10.12 compatible) (All versions < V4.0.1), Mendix OIDC SSO (Mendix 9 compatible) (All versions < V3.3.1), Mendix OIDC SSO V4.2 (Mendix 10 compatible) (All versions < V4.2.1), Mendix OIDC SSO V4.3 (Mendix 10 compatible) (All versions). The Mendix OIDC SSO module grants read and write access to all tokens exclusively to the Administrator role and could result in privilege misuse by an adversary modifying the module during Mendix development.

Frequently asked questions

What is CVE-2025-40571?: A vulnerability has been identified in Mendix OIDC SSO (Mendix 10.12 compatible) (All versions < V4.0.1), Mendix OIDC SSO (Mendix 9 compatible) (All versions < V3.3.1), Mendix OIDC SSO V4.2 (Mendix 10 compatible) (All versions < V4.2.1), Mendix OIDC SSO V4.3 (Mendix 10 compatible) (All versions). The Mendix OIDC SSO module grants read and write access to all tokens exclusively to the Administrator role and could result in privilege misuse by an adversary modifying the module during Mendix development.
How severe is CVE-2025-40571?: CVE-2025-40571 has a CVSS 3.x base score of 2.2, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-40571 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-40571?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-40571 have an EU (EUVD) identifier?: Yes. CVE-2025-40571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-14675.
When was CVE-2025-40571 published?: CVE-2025-40571 was published on 2025-05-13 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-726617.html

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