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XWiki Platform vulnerable to reflected cross-site scripting via delattachment action

High severity GitHub Reviewed Published Jun 22, 2023 in xwiki/xwiki-platform • Updated Nov 8, 2023

Package

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

Affected versions

>= 3.2-milestone-3, < 14.10.6
>= 15.0-rc-0, < 15.1-rc-1

Patched versions

14.10.6
15.1-rc-1

Description

Impact

It's possible to perform an XSS by forging a request to a delete attachment action with a specific attachment name.
Now this XSS can be exploited only if the attacker knows the CSRF token of the user, or if the user ignores the warning about the missing CSRF token.

Patches

The vulnerability has been patched in XWiki 15.1-rc-1 and XWiki 14.10.6.

Workarounds

There's no workaround for this other than upgrading XWiki.

References

For more information

If you have any questions or comments about this advisory:

References

@surli surli published to xwiki/xwiki-platform Jun 22, 2023
Published to the GitHub Advisory Database Jun 22, 2023
Reviewed Jun 22, 2023
Published by the National Vulnerability Database Jun 23, 2023
Last updated Nov 8, 2023

Severity

High
8.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
High
User interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

CVE ID

CVE-2023-35157

GHSA ID

GHSA-phwm-87rg-27qq

Source code

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