A vulnerability was found in yoanbernabeu grepai up to 0.35.0 and classified as problematic . The affected element is the function PostgresStore.LookupByContentHash of the file indexer/chunker.go of the component Postgres Embedding Cache . Executing a manipulation of the argument content_hash can lead to use of weak hash. This vulnerability is registered as CVE-2026-11481 . The attack needs to be launched locally. Furthermore, an exploit is available. The pull request to fix this issue awaits ac