How severe is CVE-2026-25571?

CVE-2026-25571 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-25571 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25571?

CVE-2026-25571 affects Siemens Sicam Siapp Sdk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25571?

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

Does CVE-2026-25571 have an EU (EUVD) identifier?

Yes. CVE-2026-25571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10526.

When was CVE-2026-25571 published?

CVE-2026-25571 was published on 2026-03-10 and last updated on 2026-06-17.

CVE-2026-25571

CVE-2026-25571 is a medium-severity vulnerability in Siemens Sicam Siapp Sdk with a CVSS 3.x base score of 5.1. 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-130.

Key facts

Severity: Medium (CVSS 3.x base score 5.1)
CVSS v4: 5.9
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-10526
Weakness: CWE-130
Affected product: Siemens Sicam Siapp Sdk
Published: 2026-03-10
Last modified: 2026-06-17

Description

A vulnerability has been identified in SICAM SIAPP SDK (All versions < V2.1.7). The SICAM SIAPP SDK client component does not enforce maximum length checks on certain variables before use. This could allow an attacker to send an oversized input that could trigger a stack overflow crashing the process and potentially causing denial of service.

Frequently asked questions

What is CVE-2026-25571?: A vulnerability has been identified in SICAM SIAPP SDK (All versions < V2.1.7). The SICAM SIAPP SDK client component does not enforce maximum length checks on certain variables before use. This could allow an attacker to send an oversized input that could trigger a stack overflow crashing the process and potentially causing denial of service.
How severe is CVE-2026-25571?: CVE-2026-25571 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-25571 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25571?: CVE-2026-25571 affects Siemens Sicam Siapp Sdk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25571?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-25571 have an EU (EUVD) identifier?: Yes. CVE-2026-25571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-10526.
When was CVE-2026-25571 published?: CVE-2026-25571 was published on 2026-03-10 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-903736.html

Affected products (1)

cpe:2.3:a:siemens:sicam_siapp_sdk:*:*:*:*:*:*:*:*

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