What is the CVSS score of CVE-2021-24541?

CVE-2021-24541 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Is there a public PoC exploit available for CVE-2021-24541?

Yes, a public proof-of-concept exploit is available for CVE-2021-24541. Prioritise patching immediately. EPSS: 0.6%.

Wonder Pdf Embed CVE-2021-24541

MEDIUM

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

2021-08-16 contact@wpscan.com

WordPress XSS Wonder Pdf Embed

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Aug 16, 2021 - 11:15 nvd

MEDIUM 5.4

DescriptionNVD

The Wonder PDF Embed WordPress plugin before 1.7 does not escape parameters of its wonderplugin_pdf shortcode, which could allow users with a role as low as Contributor to perform Stored XSS attacks.

AnalysisAI

The Wonder PDF Embed WordPress plugin before 1.7 does not escape parameters of its wonderplugin_pdf shortcode, which could allow users with a role as low as Contributor to perform Stored XSS attacks. Rated medium severity (CVSS 5.4), 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 Wonder PDF Embed WordPress plugin before 1.7 does not escape parameters of its wonderplugin_pdf shortcode, which could allow users with a role as low as Contributor to perform Stored XSS attacks. Affected products include: Wonderplugin Wonder Pdf Embed. Version information: before 1.7.

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.