The PDF Viewer macro can be used to view PDF attachments with restricted access
CVE-2024-30263

7.7HIGH

Key Information:

Vendor
Xwikisas
Status
Macro-PDFviewer
Vendor
CVE Published:
4 April 2024

Summary

The macro-pdfviewer for XWiki, which employs Mozilla pdf.js, contains a vulnerability that permits users with edit rights to gain unauthorized access to restricted PDF attachments. This occurs by substituting the attachment URL into the file parameter. Furthermore, users possessing view rights can access these restricted PDFs if the macro is embedded within public-facing pages, thereby exposing sensitive information unintentionally. The issue has been addressed and resolved in version 2.5.1.

Affected Version(s)

macro-pdfviewer <= 2.5.0

References

https://github.com/xwikisas/macro-pdfviewer/security/advi...
x_refsource_CONFIRM
https://github.com/xwikisas/macro-pdfviewer/issues/49
x_refsource_MISC

CVSS V3.1

Score:
7.7
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

.