Incorrect authorizationXWiki Platform

1) Incorrect authorization

EUVDB-ID: #VU72770

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-26056

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to incorrect authorization when executing macro scripts. A remote user can bypass authorization and execute a script with the rights of another user.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

XWiki platform: 3.0-milestone-1

External links

http://github.com/xwiki/xwiki-platform/commit/4b75f212c2dd2dfc5fb5726c7830c6dbc9a425c6
http://github.com/xwiki/xwiki-platform/commit/bd34ad6710ed72304304a3d5fec38b7cc050ef3b
http://jira.xwiki.org/browse/XWIKI-19856
http://github.com/xwiki/xwiki-platform/security/advisories/GHSA-859x-p6jp-rc2w
http://github.com/xwiki/xwiki-platform/commit/dd3f4735b41971b3afc3f3aedf6664b4e8be4894

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.