CVE-2026-77856 | CVSS: N/A
Allocation of Resources Without Limits or Throttling vulnerability in ash-project ash_typescript allows an unauthenticated attacker to exhaust the BEAM atom table and abort the node via client-supplied typed struct field names.
resolve_typed_struct_field/2 in lib/ash_typescript/rpc/field_processing/field_selector.ex looks a client-supplied field name up in the typed struct's reverse map and, when it finds no match, falls back to String.to_atom/1. Because this runs before any field-existence check, an unresolvable name mints a permanent atom rather than being rejected as unknown. Atoms are nev
参考链接:
• https://cna.erlef.org/cves/CVE-2026-77856.html
• https://github.com/ash-project/ash_typescript/commit/0ab5c83a7df28d51a6de1fb9b85
• https://github.com/ash-project/ash_typescript/security/advisories/GHSA-rj47-h936
📌 数据来源: NVD 官方