How severe is CVE-2025-1646?

CVE-2025-1646 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-1646 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-1646?

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-2025-1646 have an EU (EUVD) identifier?

Yes. CVE-2025-1646 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4257.

When was CVE-2025-1646 published?

CVE-2025-1646 was published on 2025-02-25 and last updated on 2026-06-17.

CVE-2025-1646

CVE-2025-1646 is a high-severity vulnerability with a CVSS 3.x base score of 7.3. 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 7.5
CVSS v4: 6.9
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4257
Weakness: CWE-284
Published: 2025-02-25
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, has been found in Lumsoft ERP 8. Affected by this issue is some unknown functionality of the file /Api/TinyMce/UploadAjaxAPI.ashx of the component ASPX File Handler. The manipulation of the argument file leads to unrestricted upload. 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-2025-1646?: A vulnerability, which was classified as critical, has been found in Lumsoft ERP 8. Affected by this issue is some unknown functionality of the file /Api/TinyMce/UploadAjaxAPI.ashx of the component ASPX File Handler. The manipulation of the argument file leads to unrestricted upload. 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-2025-1646?: CVE-2025-1646 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-1646 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-1646?: 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-2025-1646 have an EU (EUVD) identifier?: Yes. CVE-2025-1646 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4257.
When was CVE-2025-1646 published?: CVE-2025-1646 was published on 2025-02-25 and last updated on 2026-06-17.

References

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