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CVE-2024-43400

XWiki Platform allows XSS through XClass name in string properties

MEDIUM
5.4
CVSS Score
Published: August 19, 2024 at 04:24 PM UTC
Updated: June 17, 2026 at 07:50 AM UTC
1 product affected across 1 vendorXwiki

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%
SSVC
PoC

Description

XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. It is possible for a user without Script or Programming rights to craft a URL pointing to a page with arbitrary JavaScript. This requires social engineer to trick a user to follow the URL. This has been patched in XWiki 14.10.21, 15.5.5, 15.10.6 and 16.0.0.

Affected

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

Xwiki· Xwikimaven
95%
v < 14.10.21v < 15.10.2v < 15.5.515.0 ≤ v < 15.5.515.0-rc-1 ≤ v < 15.5.515.6 ≤ v < 15.10.615.6-rc-1 ≤ v < 15.10.215.0-rc-115.6-rc-116.0.0-rc-1= 16.0.0-rc-1
Affected range stops below 14.10.21, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.10.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.10.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.5.5, 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/27eca8423fc1ad177518077a733076821268509c
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-wcg9-pgqv-xm5v
x_refsource_MISCIssue TrackingVendor Advisory
Source: [email protected]
https://jira.xwiki.org/browse/XWIKI-21810

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

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

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-96CWE-79

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