Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') Affecting org.xwiki.platform:xwiki-platform-web-templates package, versions [,13.10.11) [14.0-rc-1,14.4.8) [14.5,14.10.1)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.19% (58th percentile)

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  • Snyk ID SNYK-JAVA-ORGXWIKIPLATFORM-5430853
  • published 19 Apr 2023
  • disclosed 19 Apr 2023
  • credit Unknown

How to fix?

Upgrade org.xwiki.platform:xwiki-platform-web-templates to version 13.10.11, 14.4.8, 14.10.1 or higher.

Overview

org.xwiki.platform:xwiki-platform-web-templates is a Web Resources for the XWiki platform.

Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') due to improper escaping of the information loaded from attachments in imported.vm, importinline.vm, and packagelist.vm.

Exploiting this vulnerability is possible by any user with edit rights on a page (e.g., it's own user page), and it allows execution of arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
8.3 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    Low
Expand this section

NVD

8.8 high