How much was lost in the Aperture LM hack?

The Aperture LM hack resulted in $3.2M in losses on January 25, 2026.

What attack technique was used in the Aperture LM exploit?

The specific attack technique used in the Aperture LM hack has not been formally classified. Review available post-mortems and on-chain data for technical details.

How can developers prevent similar smart contract attacks?

Preventing smart contract hacks requires a combination of secure coding practices, thorough security audits, and understanding common attack vectors like reentrancy, oracle manipulation, and access control flaws. Smart Contract Hacking (SCH) provides hands-on training to help developers and auditors identify and prevent vulnerabilities before deployment.

Aperture LM Hack

TOTAL LOST $3.2M

Medium Jan 25, 2026 base bsc ethereum

Affected Chain base 3 chains affected

Recovered - No recovery reported

All-Time Rank #539 By amount stolen

Auditors 1 Prior security audit

Incident Overview

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Incident Report

Protocol / Project Aperture LM

Date of Incident January 25, 2026

Affected Chain(s) base bsc ethereum

Classification Protocol Logic

Primary Source View Post-Mortem

Protocol Information

Protocol Type Liquidity manager

Smart Contract Language Solidity

Official Website aperture.finance

Protocol Twitter/X @ApertureFinance

Market Context at Time of Hack

Protocol Links

GitHub

What the Attacker Needed to Succeed

Understanding the prerequisites for this type of attack helps auditors identify protocols that are most at risk and helps developers build better defenses.

Technical Knowledge Deep understanding of DeFi protocol mechanics and Solidity and EVM internals

Capital Required Seed capital to cover gas and initial position setup

On-Chain Access Ability to interact with base, bsc, ethereum smart contracts and deploy a custom exploit contract

Protocol Analysis Identification of the exploitable vulnerability in Aperture LM's contract logic - root cause: protocol logic

Execution Speed Precise transaction ordering and timing to exploit the vulnerability within a single atomic block

Obfuscation Plan A strategy to launder and move stolen funds - typically through mixers, cross-chain bridges, or decentralized DEX swaps to resist tracing

What Auditors Should Check

Audited by Audit Report 1 — still lost $3.2M. Prior audits don't guarantee safety, especially after post-audit code changes.

If you're auditing a protocol with similar architecture to Aperture LM, these are the critical security checks that could have prevented this incident (January 2026).

Review privileged functions (owner, admin, governance) for potential abuse vectors - centralization risks should be documented and bounded with timelocks or multi-sigs

Master these auditing techniques with hands-on labs and real exploit scenarios in the Smart Contract Hacking course.

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Security Audit History

Audit Report 1 Report

Sources & References

01
Source 1 https://x.com/ApertureFinance/status/2015565097884864850

Threat Assessment

Severity Level

MEDIUM

Learn to Prevent the Next Aperture LM

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