Dgraph is an open source distributed GraphQL database. Prior to 25.3.8, maybeQuoteArg in graphql/resolve/query_rewriter.go passes regexp filter strings into generated DQL without quoting or validating the /pattern/flags form, allowing crafted GraphQL query or mutation filters to inject DQL operators, disclose unintended nodes, or expand modification and deletion targets. This issue is fixed in version 25.3.8.
https://github.com/dgraph-io/dgraph/security/advisories/GHSA-33p8-wc97-5qcj
https://github.com/dgraph-io/dgraph/commit/aaff09ab9608f87d88e9d601e71d271306083392