How severe is CVE-2025-53703?

CVE-2025-53703 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-53703 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-53703?

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-2025-53703 have an EU (EUVD) identifier?

Yes. CVE-2025-53703 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22385.

When was CVE-2025-53703 published?

CVE-2025-53703 was published on 2025-07-22 and last updated on 2026-06-17.

CVE-2025-53703

CVE-2025-53703 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-319.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22385
Weakness: CWE-319
Published: 2025-07-22
Last modified: 2026-06-17

Description

DuraComm SPM-500 DP-10iN-100-MU transmits sensitive data without encryption over a channel that could be intercepted by attackers.

Frequently asked questions

What is CVE-2025-53703?: DuraComm SPM-500 DP-10iN-100-MU transmits sensitive data without encryption over a channel that could be intercepted by attackers.
How severe is CVE-2025-53703?: CVE-2025-53703 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-53703 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-53703?: 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-2025-53703 have an EU (EUVD) identifier?: Yes. CVE-2025-53703 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22385.
When was CVE-2025-53703 published?: CVE-2025-53703 was published on 2025-07-22 and last updated on 2026-06-17.

References

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