Monitoring

Balancer V2

LOWEthereum·Frontend Compromise·#891 all-time
$238K stolenTuesday, September 19, 2023 · 1132 days ago

Corpus updated 2026-10-25

What happened

  • Balancer V2, a defi protocol, lost $238K on September 19, 2023.

  • The 135th largest of the 197 incidents recorded in 2023: under 1% of the $1.63B lost to hacks that year.

  • This is the 2nd recorded incident at Balancer V2; the previous one was in August 2023, $800K.

  • Frontend Compromise is behind 9 recorded incidents totalling $32.7M; this is the 8th largest of them.

Cite this record

Monitoring Room, "Balancer V2 hack (2023) — $238K stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/balancer-v2-2023

Other recorded incidents at Balancer V2

DefiLlama records 3 separate incidents under this name.

Balancer V2 — 2023
Ethereum$800K
Balancer V2 — 2025
Ethereum, Arbitrum, Base, Polygon, Sonic, Optimism$128.0M

Nearby in the record

uniclyNFT
9/16/2023$2K
Mixin Network
9/23/2023$200.0M
Remitano
9/15/2023$2.7M
HTX
9/25/2023$8.0M
CoinEx
9/12/2023$55.0M
Galxe
10/6/2023$270K
← All incidents

Source: DefiLlama · 1317 recorded incidents · data as of 2026-10-25 08:00 UTC