What is the CVSS score of CVE-2023-5121?

CVE-2023-5121 has a CVSS 3.1 base score of 4.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.2%.

Is there a patch available for CVE-2023-5121?

Yes, a patch is available for CVE-2023-5121. Update the affected software to the latest version immediately.

Migration Backup Staging CVE-2023-5121

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2023-10-20 security@wordfence.com

XSS WordPress Migration Backup Staging

4.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Patch released

Apr 08, 2026 - 19:38 nvd

Patch available

CVE Published

Oct 20, 2023 - 08:15 nvd

MEDIUM 4.4

DescriptionCVE.org

The Migration, Backup, Staging - WPvivid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings (the backup path parameter) in versions up to, and including, 0.9.89 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

AnalysisAI

The Migration, Backup, Staging - WPvivid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings (the backup path parameter) in versions up to, and including, 0.9.89 due. Rated medium severity (CVSS 4.4), this vulnerability is remotely exploitable. This Cross-Site Scripting (XSS) vulnerability could allow attackers to inject malicious scripts into web pages viewed by other users.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. The Migration, Backup, Staging - WPvivid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings (the backup path parameter) in versions up to, and including, 0.9.89 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled. Affected products include: Wpvivid Migration\, Backup\, Staging.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.