CVE-2025-46554: xwiki Auth Bypass — Exploit & Fix

Description

XWiki is a generic wiki platform. In versions starting from 1.8.1 to before 14.10.22, from 15.0-rc-1 to before 15.10.12, from 16.0.0-rc-1 to before 16.4.3, and from 16.5.0-rc-1 to before 16.7.0, anyone can access the metadata of any attachment in the wiki using the wiki attachment REST endpoint. There is no filtering for the results depending on current user rights, meaning an unauthenticated user could exploit this even in a private wiki. This issue has been patched in versions 14.10.22, 15.10.12, 16.4.3, and 16.7.0.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-862 Missing Authorization

Affected Products

Vendor	Product	Versions
xwiki	xwiki	1.8.1 — 14.10.22
xwiki	xwiki	15.0 — 15.10.12
xwiki	xwiki	16.0.0 — 16.4.3
xwiki	xwiki	16.5.0 — 16.7.0

References

Advisories & Patches

https://github.com/xwiki/xwiki-platform/commit/37ecea84fdd053c33733c2ae9a0778bf98eae608 https://github.com/xwiki/xwiki-platform/commit/a43e933ddeda17dad1772396e1757998260e9342 https://github.com/xwiki/xwiki-platform/commit/c02ce7843a39851865b9d7b6132e32fdd21e3856 https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-r5cr-xm48-97xp https://jira.xwiki.org/browse/XWIKI-22424

Exploits

https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-r5cr-xm48-97xp https://jira.xwiki.org/browse/XWIKI-22424

Frequently Asked Questions

What is CVE-2025-46554? +

XWiki is a generic wiki platform. In versions starting from 1.8.1 to before 14.10.22, from 15.0-rc-1 to before 15.10.12, from 16.0.0-rc-1 to before 16.4.3, and from 16.5.0-rc-1 to before 16.7.0, anyone can access the metadata of any attachment in the wiki using the wiki attachment REST endpoint. There is no filtering for the results depending on current user rights, meaning an unauthenticated user could exploit this even in a private wiki. This issue has been patched in versions 14.10.22, 15.10.12, 16.4.3, and 16.7.0. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2025-46554? +

CVE-2025-46554 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-46554? +

CVE-2025-46554 affects products from xwiki, specifically: xwiki. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-46554? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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