How severe is CVE-2025-40746?

CVE-2025-40746 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-40746 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-40746?

CVE-2025-40746 affects Siemens Simatic Rtls Locating Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-40746?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-40746 have an EU (EUVD) identifier?

Yes. CVE-2025-40746 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24244.

When was CVE-2025-40746 published?

CVE-2025-40746 was published on 2025-08-12 and last updated on 2026-06-17.

CVE-2025-40746

CVE-2025-40746 is a critical-severity vulnerability in Siemens Simatic Rtls Locating Manager with a CVSS 3.x base score of 9.1. 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-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v4: 9.4
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24244
Weakness: CWE-20
Affected product: Siemens Simatic Rtls Locating Manager
Published: 2025-08-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V3.2). Affected products do not properly validate input for a backup script. This could allow an authenticated remote attacker with high privileges in the application to execute arbitrary code with 'NT Authority/SYSTEM' privileges.

Frequently asked questions

What is CVE-2025-40746?: A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V3.2). Affected products do not properly validate input for a backup script. This could allow an authenticated remote attacker with high privileges in the application to execute arbitrary code with 'NT Authority/SYSTEM' privileges.
How severe is CVE-2025-40746?: CVE-2025-40746 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-40746 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-40746?: CVE-2025-40746 affects Siemens Simatic Rtls Locating Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-40746?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-40746 have an EU (EUVD) identifier?: Yes. CVE-2025-40746 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24244.
When was CVE-2025-40746 published?: CVE-2025-40746 was published on 2025-08-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-493787.html

Affected products (1)

cpe:2.3:a:siemens:simatic_rtls_locating_manager:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Simatic Rtls Locating Manager

CVE-2020-10051 — High (CVSS 7.8): A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V2.10.2). Multiple services of the…
CVE-2020-10050 — High (CVSS 7.8): A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V2.10.2). The directory of service…
CVE-2020-10049 — High (CVSS 7.3): A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V2.10.2). The start-stop scripts…
CVE-2025-40751 — Medium (CVSS 6.3): A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V3.3). Affected SIMATIC RTLS…
CVE-2025-30034 — Medium (CVSS 6.2): A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V3.3). Affected devices do not…
CVE-2020-10054 — Medium (CVSS 5.5): A vulnerability has been identified in SIMATIC RTLS Locating Manager (All versions < V2.12). The affected application…

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