How severe is CVE-2025-40819?

CVE-2025-40819 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-40819 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-40819?

CVE-2025-40819 primarily affects Siemens Sinema Remote Connect Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-40819?

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

Does CVE-2025-40819 have an EU (EUVD) identifier?

Yes. CVE-2025-40819 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201924.

When was CVE-2025-40819 published?

CVE-2025-40819 was published on 2025-12-09 and last updated on 2026-06-17.

CVE-2025-40819

CVE-2025-40819 is a medium-severity vulnerability in Siemens Sinema Remote Connect Server with a CVSS 3.x base score of 4.3. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-201924
Weakness: CWE-863
Affected product: Siemens Sinema Remote Connect Server
Published: 2025-12-09
Last modified: 2026-06-17

Description

A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP4). Affected applications do not properly validate license restrictions against the database, allowing direct modification of the system_ticketinfo table to bypass license limitations without proper enforcement checks. This could allow with database access to circumvent licensing restrictions by directly modifying database values and potentially enabling unauthorized use beyond the permitted scope.

Frequently asked questions

What is CVE-2025-40819?: A vulnerability has been identified in SINEMA Remote Connect Server (All versions < V3.2 SP4). Affected applications do not properly validate license restrictions against the database, allowing direct modification of the system_ticketinfo table to bypass license limitations without proper enforcement checks. This could allow with database access to circumvent licensing restrictions by directly modifying database values and potentially enabling unauthorized use beyond the permitted scope.
How severe is CVE-2025-40819?: CVE-2025-40819 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-40819 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-40819?: CVE-2025-40819 primarily affects Siemens Sinema Remote Connect Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-40819?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-40819 have an EU (EUVD) identifier?: Yes. CVE-2025-40819 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201924.
When was CVE-2025-40819 published?: CVE-2025-40819 was published on 2025-12-09 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-626856.html

Affected products (4)

cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:3.2:sp1:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:3.2:sp2:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:3.2:sp3:*:*:*:*:*:*

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