How severe is CVE-2025-5436?

CVE-2025-5436 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-5436 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-5436?

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

Does CVE-2025-5436 have an EU (EUVD) identifier?

Yes. CVE-2025-5436 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16619.

When was CVE-2025-5436 published?

CVE-2025-5436 was published on 2025-06-02 and last updated on 2026-06-17.

CVE-2025-5436

CVE-2025-5436 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
CVSS v4: 6.9
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16619
Weakness: CWE-200
Published: 2025-06-02
Last modified: 2026-06-17

Description

A vulnerability was found in Multilaser Sirius RE016 MLT1.0. It has been rated as problematic. This issue affects some unknown processing of the file /cgi-bin/cstecgi.cgi. The manipulation leads to information disclosure. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-5436?: A vulnerability was found in Multilaser Sirius RE016 MLT1.0. It has been rated as problematic. This issue affects some unknown processing of the file /cgi-bin/cstecgi.cgi. The manipulation leads to information disclosure. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-5436?: CVE-2025-5436 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-5436 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-5436?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-5436 have an EU (EUVD) identifier?: Yes. CVE-2025-5436 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16619.
When was CVE-2025-5436 published?: CVE-2025-5436 was published on 2025-06-02 and last updated on 2026-06-17.

References

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