CVE-2026-92752

Description

metasfresh DocumentAttachmentsRestController and CommentsRestController endpoints check only that callers are logged in without enforcing record-level permissions. Attackers can enumerate sequential document identifiers to read, replace, and delete attachments and comments on records their role cannot access.

References

• https://github.com/metasfresh/metasfresh
• https://github.com/metasfresh/metasfresh/blob/c4c7766ef403eb470c9130031cf24cc33625ceed/backend/de.metas.ui.web.base/src/main/java/de/metas/ui/web/attachments/DocumentAttachmentsRestController.java#L63-L225
• https://github.com/metasfresh/metasfresh/blob/c4c7766ef403eb470c9130031cf24cc33625ceed/backend/de.metas.ui.web.base/src/main/java/de/metas/ui/web/upload/ImageRestController.java#L100-L107
• https://github.com/metasfresh/metasfresh/issues/24665
• https://www.vulncheck.com/advisories/metasfresh-unauthorized-access-via-document-attachments-and-comments-endpoints