★ Default bytes32(0) acceptable as valid root

Symbiotic's assessment for RD-F-154 — scored not_applicable on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

[★ CRITICAL — NOT_APPLICABLE] No bridge surface, no Merkle root acceptance logic. Nomad-class bytes32(0) vulnerability not applicable to Symbiotic core.

Sources #

Internal
Symbiotic protocol profile meta.json — F151 bridge flag00-profile.meta.json: is_a_bridge = false, has_bridge_surface = false, cross_chain = falseretrieved 2026-05-16
Internal
Symbiotic protocol profile §700-profile.md §7: no bridge endpoint, no cross-chain messaging, no LayerZeroretrieved 2026-05-16

Methodology #

Determine whether the bridge inbox accepts a default-value (bytes32(0)) Merkle root as a valid proof root (Nomad bug class).

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol symbiotic factor RD-F-154 score not_applicable collected_at 2026-05-16 09:25:24