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Vulnerability record · CVE-2026-5695 · published 23 September 2026

CVE-2026-5695: Unrestricted file upload vulnerability

Arbitrary file upload vulnerability due to a lack of proper validation in upload forms. This allows authenticated users to upload files to the server without restrictions. An attacker could exploit this flaw to execute malicious code remotely (demonstrated by uploading the EICAR test file), which could result in the system being completely compromised.

8.4 CVSS 4.0 High EPSS 0.30% · top 79.8% CWE-434 · Unrestricted file upload Deferred
8.4CVSS 4.0 base score
0.30%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
24 Sep 2026Last modified by NVD

Description

Arbitrary file upload vulnerability due to a lack of proper validation in upload forms. This allows authenticated users to upload files to the server without restrictions. An attacker could exploit this flaw to execute malicious code remotely (demonstrated by uploading the EICAR test file), which could result in the system being completely compromised.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-microweber-administration-panel

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-5695), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.