On September 2023, FireBirdPair was exploited in a slippage abuse on Polygon, resulting in approximately $3.2K in losses. That makes the FireBirdPair exploit the 421st largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the FireBirdPair Slippage Abuse Played Out
Exploit Class Applied to FireBirdPair
The FireBirdPair incident on September 30, 2023 is classified as a Slippage Abuse. Unprotected swap routes let the attacker extract value through sandwich trades or price drift. In the full archive, FireBirdPair is 1 of 13 documented slippage abuse incidents.
FireBirdPair in Context
At $3.2K, the FireBirdPair exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — DCFToken (2025) at $442K.
Prior Slippage Abuse Before FireBirdPair
The nearest slippage abuse incident before FireBirdPair was CurveBurner, 59 days earlier on August 2, 2023 ($36K lost). The same exploit class surfaced again within the slippage abuse attack surface.
FireBirdPair Vulnerability Signature
The primary source categorises the FireBirdPair exploit specifically as “Lack Slippage Protection”. This narrower label is entity-specific: it reflects how the FireBirdPair contract failed, rather than the broad slippage abuse pattern alone.
Target Chain: Polygon
The vulnerable FireBirdPair contract was deployed on Polygon. This determines the block cadence, mempool, and forensic tooling available to investigators.
Impact & Recovery for FireBirdPair
FireBirdPair Loss Figure
The FireBirdPair exploit caused $3,200 in losses — a minor (<$1M) incident and the 152nd largest of 214 documented in 2023.
Where FireBirdPair Sits Among Slippage Abuse Attacks
Ranked by loss size, FireBirdPair is the 8th largest of 13 slippage abuse incidents documented. That puts the FireBirdPair loss below the class average of $119.9K.
Timeline Since the FireBirdPair Incident
The FireBirdPair exploit occurred 2.5 years ago (927 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for FireBirdPair
Public post-mortem / on-chain analysis for the FireBirdPair incident: view source.
FAQ
How much did FireBirdPair lose?
The FireBirdPair exploit in September 2023 resulted in $3,200 in losses — the 152nd largest of 214 DeFi incidents that year.
When did the FireBirdPair hack happen?
The FireBirdPair exploit was recorded on September 30, 2023 — 927 days ago.
What type of exploit hit FireBirdPair?
The FireBirdPair incident is classified as a Slippage Abuse. Unprotected swap routes let the attacker extract value through sandwich trades or price drift.
Which blockchain was FireBirdPair deployed on?
The FireBirdPair contract was deployed on Polygon, one of 1 documented incidents on that chain.
How does FireBirdPair compare to the largest Slippage Abuse attack?
The largest slippage abuse incident in our archive is DCFToken (2025) at $442K. The FireBirdPair loss is $3.2K.
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