CVE-2024-52300

Xwiki Pdf Viewer Macro vulnerability

9.0 CRITICALEPSS 0.43%

Published13 Nov 2024

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.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredLow

User interactionRequired

ScopeChanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected products

Xwiki Pdf Viewer Macro< 2.5.6

Remediation

Fixed in

Xwiki Pdf Viewer Macro≥ 2.5.6

Frequently asked

Is CVE-2024-52300 being actively exploited?

CVE-2024-52300 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.43%.

How severe is CVE-2024-52300?

CVE-2024-52300 has a CVSS 3.1 base score of 9.0, rated critical. EPSS estimates a 0.43% probability of exploitation.

Which products are affected by CVE-2024-52300?

Affected products include Xwiki Pdf Viewer Macro.

How do I fix CVE-2024-52300?

Upgrade affected software to a fixed version, for example Xwiki Pdf Viewer Macro 2.5.6 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2024-52300 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.