What is the CVSS score of CVE-2020-11509?

CVE-2020-11509 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 1.9%.

Is there a public PoC exploit available for CVE-2020-11509?

Yes, a public proof-of-concept exploit is available for CVE-2020-11509. Prioritise patching immediately. EPSS: 1.9%.

Wp Lead Plus X CVE-2020-11509

MEDIUM

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

2020-04-07 cve@mitre.org

XSS WordPress Wp Lead Plus X

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Apr 07, 2020 - 19:15 nvd

MEDIUM 6.1

DescriptionNVD

An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows remote attackers to upload page templates containing arbitrary JavaScript via the c37_wpl_import_template admin-post action (which will execute in an administrator's browser if the template is used to create a page).

AnalysisAI

An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows remote attackers to upload page templates containing arbitrary JavaScript via the c37_wpl_import_template. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch 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. An XSS vulnerability in the WP Lead Plus X plugin through 0.98 for WordPress allows remote attackers to upload page templates containing arbitrary JavaScript via the c37_wpl_import_template admin-post action (which will execute in an administrator's browser if the template is used to create a page). Affected products include: Wpleadplus Wp Lead Plus X. Version information: through 0.98.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.