Upgrade frequency (per 90 days)

Frax Finance's assessment for RD-F-137 — scored yellow on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

frxUSD proxy underwent upgrade April 2, 2026 (43 days before assessment date). Fraxtal North Star hardfork in 2025. OFT adapters across 25+ chains use ProxyAdmin — upgrade frequency unknown. At least 1 proxy upgrade in last 90 days (frxUSD, April 2 2026). frxGov contracts are immutable logic contracts (no upgrade events). Rate is non-zero and material.

Sources #

Audit
Fraxtal North Star Audit Report — Frax Security Cartel 2025Frax Security Cartel Fraxtal North Star Audit Report March 2025 — L2 upgraderetrieved 2026-05-17
Etherscan
Frax USD (frxUSD) | EtherscanfrxUSD proxy 0xcacd6fd2 — most recent upgrade April 2, 2026 to impl 0x0000000048d2c8retrieved 2026-05-17

Methodology #

Count the number of contract upgrades in the trailing 90 days via on-chain upgrade events.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol frax factor RD-F-137 score yellow collected_at 2026-05-16 20:44:31