{"action":"Upgrade @graphql-tools/utils to 12.0.1 or later.","affected":[{"fixed":"12.0.1","introduced":"0"}],"component":"@graphql-tools/utils","cve_ids":["CVE-2026-104852"],"ecosystem":"npm","epss":0.00356,"exploited":false,"fixed_versions":["12.0.1"],"ghsa_id":"GHSA-7mx3-vvmw-hjmv","id":"tcs_01M5KFAFEVAXVCKWM5KDMFD9Y9","modified_at":"2026-10-05T23:15:03.990636467Z","published_at":"2026-10-05T22:56:46Z","references":["https://osv.dev/vulnerability/GHSA-7mx3-vvmw-hjmv","https://github.com/ardatan/graphql-tools/security/advisories/GHSA-7mx3-vvmw-hjmv","https://github.com/ardatan/graphql-tools/pull/8423","https://github.com/graphql-hive/gateway/pull/2600","https://github.com/ardatan/graphql-tools/commit/0b9529f1988fd36186a7c106a6efe0356f1b7f2e","https://github.com/ardatan/graphql-tools","https://github.com/ardatan/graphql-tools/releases/tag/@graphql-tools/utils@12.0.1"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-7mx3-vvmw-hjmv","url":"https://osv.dev/vulnerability/GHSA-7mx3-vvmw-hjmv"}],"summary":"GraphQL Tools has prototype pollution in well-established utility function `mergeDeep`"}