Payload: Prototype pollution in Payload Import Export plugin
Critical vendor advisory
CVE-2026-105844
Summary
Payload: Prototype pollution in Payload Import Export plugin
Why it matters
GitHub has published a reviewed security advisory for @payloadcms/plugin-import-export. Prioritize it with other application dependency updates, especially because EPSS places it in the 42% percentile.
Operator check
Check whether @payloadcms/plugin-import-export is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 9.3. EPSS probability: 0.5%; percentile: 42%.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.