CVE-2023-23970 CRITICAL

CVE-2023-23970: WordPress Corsa Theme <= 1.5 is vulnerable to Arbitrary File Upload

Vendor Woorockets

Product Corsa

Weakness CWE-434 · Unrestricted file upload

Published December 20, 2023

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.9/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

Unrestricted Upload of File with Dangerous Type vulnerability in WooRockets Corsa.This issue affects Corsa: from n/a through 1.5.

Explanation of Vulnerability in Simple Terms

02Summary

Corsa versions up to 1.5 allow authenticated users to upload files without proper validation. An attacker with low-level access can upload malicious files to the server, potentially executing code or compromising the site. The vulnerability requires valid login credentials but no additional user interaction.

What an attacker can do

03Attacker Capabilities

Upload and execute malicious files on the server to run code or steal data.

Potential impact on your site

04Site Impact

Compromised site integrity, data theft, and potential malware distribution if an attacker gains any user account.

Conditions required to exploit

05Prerequisites

Attacker must have a valid user account with low-level privileges; no user interaction required.

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-2023-23970 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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