CVE-2023-49814 CRITICAL

CVE-2023-49814: WordPress Symbiostock Lite Plugin <= 6.0.0 is vulnerable to Arbitrary File Upload

Vendor Symbiostock

Product Symbiostock

Weakness CWE-434 · Unrestricted file upload

Published December 20, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.1/10

Attack vector Network

Attack complexity Low

Privileges required High

User interaction None

Confidentiality High

Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

Unrestricted Upload of File with Dangerous Type vulnerability in Symbiostock symbiostock.This issue affects Symbiostock: from n/a through 6.0.0.

Explanation of Vulnerability in Simple Terms

02Summary

Symbiostock versions up to 6.0.0 allow authenticated administrators to upload files without proper validation. An attacker with admin privileges can upload malicious files that may execute code or compromise the site. The vulnerability affects confidentiality, integrity, and availability of the system.

What an attacker can do

03Attacker Capabilities

Upload and execute malicious files on the site with admin access.

Potential impact on your site

04Site Impact

An admin account compromise could lead to full site takeover, data theft, or malware installation.

Conditions required to exploit

05Prerequisites

Attacker must have administrator-level access to Symbiostock.

Key dates

06Disclosure timeline

December 20, 2023 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2023-49814 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/434.html AskarLabs — CWE-434 write-up Unrestricted Upload of File with Dangerous Type

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