How severe is CVE-2025-5377?

CVE-2025-5377 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-5377 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-5377?

CVE-2025-5377 affects Astuntechnology Ishare Maps. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-5377?

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

Does CVE-2025-5377 have an EU (EUVD) identifier?

Yes. CVE-2025-5377 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16558.

When was CVE-2025-5377 published?

CVE-2025-5377 was published on 2025-05-31 and last updated on 2026-06-17.

CVE-2025-5377

CVE-2025-5377 is a medium-severity vulnerability in Astuntechnology Ishare Maps 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 5.0
CVSS v4: 5.3
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16558
Weakness: CWE-79
Affected product: Astuntechnology Ishare Maps
Published: 2025-05-31
Last modified: 2026-06-17

Description

A vulnerability was found in Astun Technology iShare Maps 5.4.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file historic1.asp. The manipulation of the argument Zoom leads to cross site scripting. The attack may be launched 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-2025-5377?: A vulnerability was found in Astun Technology iShare Maps 5.4.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file historic1.asp. The manipulation of the argument Zoom leads to cross site scripting. The attack may be launched 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-2025-5377?: CVE-2025-5377 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-5377 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-5377?: CVE-2025-5377 affects Astuntechnology Ishare Maps. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-5377?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-5377 have an EU (EUVD) identifier?: Yes. CVE-2025-5377 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16558.
When was CVE-2025-5377 published?: CVE-2025-5377 was published on 2025-05-31 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:astuntechnology:ishare_maps:5.4.0:*:*:*:*:*:*:*

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