SB2025043015 - Multiple vulnerabilities in XWiki platform

Description

This security bulletin contains information about 2 vulnerabilities.

1) Open redirect (CVE-ID: CVE-2025-32970)

CWE-ID: CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to redirect victims to arbitrary URL.

The vulnerability exists due to improper sanitization of user-supplied data in the HTML conversion request filter within org.xwiki.platform:xwiki-platform-wysiwyg-api. A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.

Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.

2) Incorrect authorization (CVE-ID: CVE-2025-32971)

CWE-ID: CWE-863 - Incorrect Authorization

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote user to bypass authorization checks.

The vulnerability exists due to the Solr script service does not take dropped programming right into account. A remote administrator can cause a high load by indexing documents or temporarily remove documents from the search index.

Remediation

Install update from vendor's website.

References

• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-pjhg-9wr9-rj96
• https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-987p-r3jc-8c8v