GHSA-mxf2-4r22-5hq9: XWiki Platform Web Parent POM vulnerable to XSS in the attachment history

Package

maven org.xwiki.platform:xwiki-platform-web (Maven)

Affected versions

>= 1.0, < 13.10.6

>= 14.0, < 14.3-rc-1

Patched versions

13.10.6

14.3-rc-1

Description

Impact

It’s possible to store a JavaScript which will be executed by anyone viewing the history of an attachment containing javascript in its name.

For example, attachment a file with name ><img src=1 onerror=alert(1)>.jpg will execute the alert.

Patches

This issue has been patched in XWiki 13.10.6 and 14.3RC1.

Workarounds

It is possible to replace viewattachrev.vm, the entry point for this attack, by a patched version from the patch without updating XWiki.

References

• https://jira.xwiki.org/browse/XWIKI-19612

For more information

If you have any questions or comments about this advisory:

• Open an issue in Jira XWiki.org
• Email us at Security Mailing List

References

• GHSA-mxf2-4r22-5hq9
• https://nvd.nist.gov/vuln/detail/CVE-2022-36094
• xwiki/xwiki-platform@047ce9f
• https://jira.xwiki.org/browse/XWIKI-19612

surli published the maintainer security advisory

Sep 8, 2022

Severity

High

8.9

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

Low

User interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L

Weaknesses

CWE-79 CWE-80

CVE ID

CVE-2022-36094

GHSA ID

GHSA-mxf2-4r22-5hq9

Source code

xwiki/xwiki-platform

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