CVE-2023-37910

org.xwiki.platform:xwiki-platform-attachment-api vulnerable to Missing Authorization on Attachment Move

HIGH
8.1
CVSS Score
Published: October 25, 2023 at 05:17 PM UTC
Updated: June 17, 2026 at 06:08 AM UTC
1 product affected across 1 vendorXwiki

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Severity
HIGH8.1
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Starting with the introduction of attachment move support in version 14.0-rc-1 and prior to versions 14.4.8, 14.10.4, and 15.0-rc-1, an attacker with edit access on any document (can be the user profile which is editable by default) can move any attachment of any other document to this attacker-controlled document. This allows the attacker to access and possibly publish any attachment of which the name is known, regardless if the attacker has view or edit rights on the source document of this attachment. Further, the attachment is deleted from the source document. This vulnerability has been patched in XWiki 14.4.8, 14.10.4, and 15.0 RC1. There is no workaround apart from upgrading to a fixed version.

Affected

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

v < 14.10.4v < 14.4.814.0 ≤ v < 14.4.814.5 ≤ v < 14.10.4
Affected range stops below 14.10.4, 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

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

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

CVSS

8.1HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-862

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