CVE-2024-52300
CVE-2024-52300 is a critical-severity vulnerability in Xwiki Pdf Viewer Macro with a CVSS 3.x base score of 9.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Critical (CVSS 3.x base score 9.0)
- EPSS exploit prediction: 0% (36th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-45838
- Weakness: CWE-79
- Affected product: Xwiki Pdf Viewer Macro
- Published:
- Last modified:
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.
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.
- How severe is CVE-2024-52300?
- CVE-2024-52300 has a CVSS 3.x base score of 9.0, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2024-52300 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2024-52300?
- CVE-2024-52300 affects Xwiki Pdf Viewer Macro. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2024-52300?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2024-52300 have an EU (EUVD) identifier?
- Yes. CVE-2024-52300 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45838.
- When was CVE-2024-52300 published?
- CVE-2024-52300 was published on 2024-11-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:xwiki:pdf_viewer_macro:*:*:*:*:pro:*:*:*
More vulnerabilities in Xwiki Pdf Viewer Macro
- CVE-2024-52299 — High (CVSS 7.5): macro-pdfviewer is a PDF Viewer Macro for XWiki using Mozilla pdf.js. Any user with view right on…
- CVE-2024-52298 — High (CVSS 7.5): macro-pdfviewer is a PDF Viewer Macro for XWiki using Mozilla pdf.js. The PDF Viewer macro allows an attacker to view…
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