What is the CVSS score of CVE-2021-24902?

CVE-2021-24902 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: 0.6%.

Is there a public PoC exploit available for CVE-2021-24902?

Yes, a public proof-of-concept exploit is available for CVE-2021-24902. Prioritise patching immediately. EPSS: 0.6%.

Typebot CVE-2021-24902

MEDIUM

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

2021-12-27 contact@wpscan.com

WordPress XSS Typebot

4.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

AV:N/AC:L/PR:H/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: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

Dec 27, 2021 - 11:15 nvd

MEDIUM 4.8

DescriptionNVD

The Typebot | Build beautiful conversational forms WordPress plugin before 1.4.3 does not sanitise and escape the Publish ID setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

AnalysisAI

The Typebot | Build beautiful conversational forms WordPress plugin before 1.4.3 does not sanitise and escape the Publish ID setting, which could allow high privilege users to perform Cross-Site. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, 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. The Typebot | Build beautiful conversational forms WordPress plugin before 1.4.3 does not sanitise and escape the Publish ID setting, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed. Affected products include: Typebot. Version information: before 1.4.3.

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.