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VULNERABILITIES

CVE-2026-56702 Details

UNDERGOING ENRICHMENT

The CVE is currently being enriched by the Volerion team. The enrichment process results in the association of reference link tags, CVSS, and CPE applicability statement data.

Description

Adminer versions before 5.4.3 contain an unrestricted file upload vulnerability in the AdminerFileUpload plugin that allows authenticated users to upload PHP files by exploiting a permissive default extension allowlist. Attackers can upload PHP webshells to columns ending in _path and execute arbitrary code as the web-server user when uploadPath is web-served.

Metrics

CVSS 3.x Severity and Vector Strings:

NDDVolerionCVSS-B:…Vector:This vulnerability is currently being analyzed.
CNA: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://github.com/vrana/adminer/security/advisories/GHSA-vcvj-rwwm-x6g5 CISA-ADP
https://github.com/vrana/adminer/security/advisories/GHSA-vcvj-rwwm-x6g5 [email protected]
https://www.vulncheck.com/advisories/adminer-before-unrestricted-file-upload-via-adminerfileupload [email protected]

Weakness Enumeration

CWE-IDCWE NameSource
CWE-434Unrestricted Upload of File with Dangerous Type[email protected]

Affected Products

This vulnerability is currently being analyzed

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-56702
NVD Published Date:
Aug 25, 2026
NVD Last Modified:
Sep 8, 2026
Source:
[email protected]
CVE-2026-56702 Details - Not Deferred