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Findings

Vulnerability · CVE-2023-37462

XWiki xwiki Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Published Sep 8, 2026 · corrected/updated Sep 8, 2026 · XWiki xwiki · evidence confidence very high

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Improper escaping in the document leads to an injection vector from view right on that document to programming rights, or in other words, it is possible to execute arbitrary script macros including Groovy and Python macros that allow remote code execution including unrestricted read and write access to all wiki contents. The attack works by opening a non-existing page with a name crafted to contain a dangerous payload. It is possible to check if an existing installation is vulnerable. See t

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2023-37462 is a unknown public vulnerability record for XWiki xwiki. CISA lists it as known exploited. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether XWiki xwiki is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: XWiki xwiki. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: EPSS 91.6%. CISA lists it as known exploited. Sources contributing to this record: epss, vulncheck_kev. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Confirmed in CISA KEV since Sep 8, 2026. Listed in CISA KEV and VulnCheck KEV.

  • Patch and remediation

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 8, 2026 · VulnCheck KEV

    Detected

    XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Improper escaping in the document leads to an injection vector from view right on that document to programming rights, or in other words, it is possible to execute arbitrary script macros including Groovy and Python macros that allow remote code execution including unrestricted read and write a

  2. Sep 8, 2026 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Affected

  • vendor XWiki xwikiversion unspecified

Sources

  • FIRST EPSSExploitation probabilityCVE-2023-37462

    30-day exploitation probability 91.6%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2023-37462

    XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Improper escaping in the document leads to an injection vector from view right on that document to programming rights, or in other words, it is possible to execute arbitrary s

    vulncheck.com

References