Hack history / 2026 / Hack or exploit
MANTRA Chain
Hack or exploit on Aug 21, 2026 · Improper Access Control
SOURCES AGREE ON DATE AND LOSS · 3 SOURCES
Lost
$3.6M
dollars at the time
Returned
none listed
as the sources state it
Rank
#537
among thefts by dollars lost
What happened
MANTRA Chain halted its network after detecting an exploit involving its Cosmos EVM module. The incident was isolated to two MANTRA-controlled wallets and was traced to a vulnerability in an upstream dependency. MANTRA contained the immediate threat, prepared a patched release, and stated that no user funds were exploited
Details
- Date
- Aug 21, 2026
- Kind
- Hack or exploit
- Method
- Improper Access Control
- How in
- Smart contract bug
- Target
- Chain
- Chains
- MANTRA
Reported by
Related incidents
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Projects on the defunct Neutron chain lose $1.8 million to governance attack, Cosmos Hub halts chain 2026 · Hack or exploit · $9.5M
Dream Health Chain 2026 · Hack or exploit · $72K
Pirate Chain 2026 · Hack or exploit · $10.7M
Ledger (Supply Chain) 2026 · Hack or exploit · $93M
Projects on the defunct Neutron chain lose $1.8 million to governance attack, Cosmos Hub halts chain 2026 · Hack or exploit · $9.5M
Dream Health Chain 2026 · Hack or exploit · $72K
Cite this page
SwanBluechip, "MANTRA Chain hack, Aug 21, 2026: $3.6M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht0480e51806/ (data as of 2026-11-01).