Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') Affecting org.xwiki.platform:xwiki-platform-invitation-ui package, versions [2.5-m-1,13.10.11)[14.0-rc-1,14.4.8)[14.5,14.10.1)


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Proof of concept
EPSS
0.31% (70th percentile)

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  • Snyk IDSNYK-JAVA-ORGXWIKIPLATFORM-5441632
  • published21 Apr 2023
  • disclosed20 Apr 2023
  • creditUnknown

Introduced: 20 Apr 2023

CVE-2023-29518  (opens in a new tab)
CWE-74  (opens in a new tab)

How to fix?

Upgrade org.xwiki.platform:xwiki-platform-invitation-ui to version 13.10.11, 14.4.8, 14.10.1 or higher.

Overview

Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') such that any user with view rights can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping of Invitation.InvitationCommon.

Note: This page is installed by default.

CVSS Scores

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