CVE-2024-52300

Description

macro-pdfviewer is a PDF Viewer Macro for XWiki using Mozilla pdf.js. The width parameter of the PDF viewer macro isn't properly escaped, allowing XSS for any user who can edit a page. XSS can impact the confidentiality, integrity and availability of the whole XWiki installation when an admin visits the page with the malicious code. This is fixed in 2.5.6.

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CVSS v3.1 Score

9.0

CRITICAL

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

Weakness Type (CWE)

CWE-80 CWE-80

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
xwiki	pdf_viewer_macro	< 2.5.6

References

Other References

https://github.com/xwikisas/macro-pdfviewer/security/advisories/GHSA-84wx-6vfp-5m6g

Frequently Asked Questions

What is CVE-2024-52300? +

macro-pdfviewer is a PDF Viewer Macro for XWiki using Mozilla pdf.js. The width parameter of the PDF viewer macro isn't properly escaped, allowing XSS for any user who can edit a page. XSS can impact the confidentiality, integrity and availability of the whole XWiki installation when an admin visits the page with the malicious code. This is fixed in 2.5.6. It has a CVSS v3.1 base score of 9.0 (CRITICAL).

How severe is CVE-2024-52300? +

CVE-2024-52300 has a CVSS v3.1 score of 9.0 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-52300? +

CVE-2024-52300 affects products from xwiki, specifically: pdf_viewer_macro. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-52300? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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