CVE-2026-82982

The Approval app's approve/reject endpoint is meant to require the file's current etag as a freshness check, preventing an approver from approving or rejecting a file whose contents changed after they reviewed it. The backend only enforced this check when the etag parameter was present and...

Nextcloud: Approval app's file-freshness check can be bypassed by omitting the etag parameter, allowing approval of unreviewed file changes

A vulnerability was discovered in the approval app's file-freshness check. The vulnerability allowed bypassing the check by omitting the etag parameter, enabling approval of unreviewed file changes. This broke the integrity of the approval process, as the approver could approve a different file...