Iran has threatened to attack energy infrastructure across the Middle East unless its own security is guaranteed, escalating rhetoric while it waits for an official US response to a proposal Tehran says would reopen the Strait of Hormuz.

The threat strikes at the heart of the world's most concentrated oil logistics corridor. The Strait of Hormuz, at the mouth of the Persian Gulf, is the transit point for roughly a fifth of globally traded crude and refined products, carrying cargoes loaded at export terminals from Saudi Arabia's Ras Tanura and the UAE's Fujairah-linked pipeline system to Kuwaiti, Qatari and Iraqi loading points. Any disruption there feeds directly into freight rates, war-risk insurance premia, and crude benchmarks from Brent to Dubai.

According to the Iranian statement, Tehran's position is conditional and explicit. "In a region where we cannot sell oil, no one else will sell oil either; or if our security is not guaranteed…" the threat reads, tying the security of regional export infrastructure to the survival of Iran's own sanctioned crude sales.

The standoff follows a period in which air attacks by both sides have subsided, according to the source report. The lull has not extended to the waterway itself. Ships in the strait continue to be targeted by Iran, which claims control over the passage despite US assertions that it remains open to commercial traffic.

That divergence — Iranian claims of authority over the strait set against US statements that transit is uninterrupted — leaves tanker owners and cargo insurers to price the gap between the two positions. Owners of very large crude carriers active on Gulf-to-Asia routes have faced repeated episodes of elevated risk premia whenever tit-for-tat targeting of shipping has flared in the chokepoint.

The diplomatic channel now carries the timing risk. Tehran says it has put forward a plan that would reopen the strait and is awaiting a formal US response. Until Washington answers, Iran's posture pairs a negotiating offer with an explicit threat against the region's loading terminals, refineries and export pipelines.

For downstream operators, the threat spectrum is broad. Middle East energy infrastructure within range of the warning includes the Gulf coast refining and petrochemical complexes, LNG trains dependent on Qatari export terminals that ship through Hormuz, and the Red Sea-adjacent assets that would take redirected flows if operators re-route around the Arabian Peninsula — a diversion that adds days of steaming time and per-barrel freight cost on every avoided transit.

On the supply side, several producers hold mitigation capacity designed precisely for this scenario. Saudi Arabia's East-West pipeline and the UAE's Fujairah export route can bypass portions of Hormuz transit, but combined spare bypass capacity falls short of the strait's full throughflow, meaning extended closure or sustained targeting of shipping would force crude allocation decisions and steep benchmark dislocations.

No attacks on named terminals or refineries have been reported in the source account, and the Iranian statement does not specify targets or timing. The threat stands as rhetoric until an incident materializes, but it marks a widening of declared intent — from interdiction of shipping in the strait to the region's fixed energy infrastructure at large.

The watch items: the official US response to Tehran's proposed reopening plan; whether attacks on shipping in the strait escalate to shore-side facilities; and the direction of war-risk cover and freight rates on Gulf loading routes as underwriters reprice the corridor.