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CVE-2023-29521

Code injection from account/view through VFS Tree macro in xwiki-platform

HIGH
8.8
CVSS Score
Published: April 18, 2023 at 11:36 PM UTC
Updated: June 17, 2026 at 05:50 AM UTC
1 product affected across 1 vendorXwiki

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Severity
HIGH8.8
Exploit prediction
EPSS 1%
SSVC
PoC

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. 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 `Macro.VFSTreeMacro`. This page is not installed by default.This vulnerability has been patched in XWiki 15.0-rc-1, 14.10.2, 14.4.8, 13.10.11. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Xwiki· Xwikimaven
95%
v < 13.10.11v < 14.10.2v < 14.4.814.0 ≤ v < 14.4.814.5 ≤ v < 14.10.2
Affected range stops below 13.10.11, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.10.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.4.8, so it looks safe — our inference, not a vendor statement

References (3)

x_refsource_MISCPatch
Source: [email protected]
https://github.com/xwiki/xwiki-platform/commit/fad02328f5ec7ab7fe5b932ffb5bc5c1ba7a5b12
x_refsource_CONFIRMExploitPatchVendor Advisory
Source: [email protected]
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-p67q-h88v-5jgr
x_refsource_MISCExploitIssue TrackingPatchVendor Advisory
Source: [email protected]
https://jira.xwiki.org/browse/XWIKI-20260

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-74

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