What is the CVSS score of CVE-2020-13643?

CVE-2020-13643 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.8%.

Is there a public PoC exploit available for CVE-2020-13643?

Yes, a public proof-of-concept exploit is available for CVE-2020-13643. Prioritise patching immediately. EPSS: 0.8%.

Page Builder CVE-2020-13643

HIGH

Cross-Site Request Forgery (CSRF) (CWE-352)

2020-05-28 cve@mitre.org

WordPress CSRF Page Builder

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 28, 2020 - 04:15 nvd

HIGH 8.8

DescriptionNVD

An issue was discovered in the SiteOrigin Page Builder plugin before 2.10.16 for WordPress. The live editor feature did not do any nonce verification, allowing for requests to be forged on behalf of an administrator. The live_editor_panels_data $_POST variable allows for malicious JavaScript to be executed in the victim's browser.

AnalysisAI

An issue was discovered in the SiteOrigin Page Builder plugin before 2.10.16 for WordPress. Rated high severity (CVSS 8.8), 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 Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. An issue was discovered in the SiteOrigin Page Builder plugin before 2.10.16 for WordPress. The live editor feature did not do any nonce verification, allowing for requests to be forged on behalf of an administrator. The live_editor_panels_data $_POST variable allows for malicious JavaScript to be executed in the victim's browser. Affected products include: Siteorigin Page Builder. Version information: before 2.10.16.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.