CVE-2026-40104
Description
XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Versions 1.8-rc-1, 17.0.0-rc-1 and 17.5.0-rc-1 and prior include a resource exhaustion vulnerability in REST API endpoints such as /xwiki/rest/wikis/xwiki/spaces/AnnotationCode/pages/AnnotationConfig/objects/AnnotationCode.AnnotationConfig/0/properties, which list all available pages as part of the metadata for database list properties without applying query limits. On large wikis, this can exhaust available server resources. This issue has been patched in versions 16.10.16, 17.4.8 and 17.10.1.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.xwiki.platform:xwiki-platform-oldcoreMaven | >= 1.8-rc-1, < 16.10.16 | 16.10.16 |
org.xwiki.platform:xwiki-platform-oldcoreMaven | >= 17.0.0-rc-1, < 17.4.8 | 17.4.8 |
org.xwiki.platform:xwiki-platform-oldcoreMaven | >= 17.5.0-rc-1, < 17.10.1 | 17.10.1 |
org.xwiki.platform:xwiki-platform-legacy-oldcoreMaven | >= 1.8-rc-1, < 16.10.16 | 16.10.16 |
org.xwiki.platform:xwiki-platform-legacy-oldcoreMaven | >= 17.0.0-rc-1, < 17.4.8 | 17.4.8 |
org.xwiki.platform:xwiki-platform-legacy-oldcoreMaven | >= 17.5.0-rc-1, < 17.10.1 | 17.10.1 |
Affected products
3- ghsa-coords2 versionspkg:maven/org.xwiki.platform/xwiki-platform-legacy-oldcorepkg:maven/org.xwiki.platform/xwiki-platform-oldcore
>= 1.8-rc-1, < 16.10.16+ 1 more
- (no CPE)range: >= 1.8-rc-1, < 16.10.16
- (no CPE)range: >= 1.8-rc-1, < 16.10.16
Patches
Vulnerability mechanics
References
5- github.com/xwiki/xwiki-platform/commit/47b568c4753a6e682b14be1ca581bdd3b25d45a7nvdPatchWEB
- github.com/advisories/GHSA-mrqg-xmgm-rc5gghsaADVISORY
- github.com/xwiki/xwiki-platform/security/advisories/GHSA-mrqg-xmgm-rc5gnvdVendor AdvisoryWEB
- jira.xwiki.org/browse/XWIKI-23550nvdVendor AdvisoryIssue TrackingWEB
- nvd.nist.gov/vuln/detail/CVE-2026-40104ghsaADVISORY
News mentions
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