[ CVE-2026-105868 · Published 6 Oct 2026 ]
Payload: Uploaded XML files could execute same-origin JavaScript
CVSS 7.1
EPSS <1%Fix available
[ Description ]Official description
Payload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, local upload configurations that accept XML files can store an XML file and stylesheet that execute JavaScript in the Payload origin when a logged-in user opens the file. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.
[ Fixes ]Fixes and patches
- payload 3.90.0Fixed version · GitHub Advisories · npm package payload: upgrade to 3.90.0 or later (affected < 3.90.0)
- payload 4.0.0-canary.34Fixed version · GitHub Advisories · npm package payload: upgrade to 4.0.0-canary.34 or later (affected >= 4.0.0-canary.0, < 4.0.0-canary.34)
- Patch on github.comVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD
- Patch on github.comVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD
[ Packages ]Affected open-source packages
- payload npmAffected < 3.90.0 · fixed in 3.90.0 · GHSA-9qpg-3cf8-w33x
- payload npmAffected >= 4.0.0-canary.0, < 4.0.0-canary.34 · fixed in 4.0.0-canary.34 · GHSA-9qpg-3cf8-w33x