What is the CVSS score of CVE-2021-39346?

CVE-2021-39346 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.9%.

Is there a public PoC exploit available for CVE-2021-39346?

Yes, a public proof-of-concept exploit is available for CVE-2021-39346. Prioritise patching immediately. EPSS: 0.9%.

Is there a patch available for CVE-2021-39346?

Yes, a patch is available for CVE-2021-39346. Update the affected software to the latest version immediately.

PHP CVE-2021-39346

MEDIUM

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

2021-11-01 security@wordfence.com

Google WordPress XSS PHP Easy Google Maps

4.8

CVSS 3.1 · Vendor: wordfence

Severity by source

Vendor (wordfence) PRIMARY

4.8 MEDIUM

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

Primary rating from Vendor (wordfence) · only source for this CVE.

CVSS VectorVendor: wordfence

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Nov 01, 2021 - 21:15 cve.org

MEDIUM 4.8

DescriptionCVE.org

The Google Maps Easy WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization via several parameters found in the ~/modules/marker_groups/views/tpl/mgrEditMarkerGroup.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 1.9.33. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled.

AnalysisAI

The Google Maps Easy WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization via several parameters found in the. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

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 Google Maps Easy WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization via several parameters found in the ~/modules/marker_groups/views/tpl/mgrEditMarkerGroup.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 1.9.33. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled. Affected products include: Supsystic Easy Google Maps.

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.