Storage-layout collision risk across upgrades

Across Protocol's assessment for RD-F-142 — scored gray on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Storage-layout collision risk across upgrades | Not assessed directly. OZ UUPS upgrades plugin was presumably used (OpenZeppelin is the audit firm and author of the pattern). Profile §5 confirms "OZ Upgradeable Contracts pattern." OZ's incremental audits each cover "diff" changes, which typically include storage layout checks. No storage collision issue found in any published OZ audit. | OZ v3 incremental audit, diff audits; profile §5 "OpenZeppelin Upgradeable Contracts pattern confirmed" | ...

Sources #

Curator note
Extracted from 02-governance-admin.md — RD-F-142; no URL citedretrieved 2026-04-28

Methodology #

Determine whether the OZ upgrades-plugin or manual review flags a storage-layout collision risk between implementation versions.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol across-protocol factor RD-F-142 score gray collected_at 2026-04-30 21:19:18