The CYS token contract is an ERC20 implementation with additional features including minting, burning, pausing, blacklisting, and batch transfers. It leverages OpenZeppelin contracts for core functionalities. A critical design decision involves the immutable assignment of the BRIDGE_ROLE, which grants minting and burning capabilities. This immutability, coupled with significant centralized control by the owner, introduces substantial operational and governance risks.
Early-stage security check — honeypot & rug-pull analysis
Is Cysic a Scam?
Not verified
This record has not gone through deep verification and is not being monitored. The score is a dated snapshot — the token’s risk can change at any time.Own this token? Put it under verification →The CYS token contract is an ERC20 implementation with additional features including minting, burning, pausing, blacklisting, and batch transfers.
Read the full analysis- Ownership not renounced — strong Multisig
- Mintable supply — no cap found, dilution unbounded
- Liquidity not locked, but no owner/deployer address holds LP — market-depth risk, not rug risk
- Liquidity < $10k
- LP top1 unlocked holder = 100.0%
- LP top3 unlocked holders = 100.0%
- Token age < 7 days
- 1 Critical finding(s) from audit
- 1 High finding(s) from audit
- 1 Medium finding(s) from audit
- 1 Low finding(s) from audit
Exact factors
- Ownership NOT renounced — strong Multisig (3-of-5)
- Mintable supply — no cap found, dilution unbounded
- Liquidity not locked, but no owner/deployer address holds LP — market-depth risk, not rug risk
- Liquidity < $10k ($241 across 4 pairs — easily drained)
- LP top1 unlocked holder = 100.0% (independent LP — depth risk, pool = 81% of DEX liquidity)
- LP top3 unlocked holders = 100.0% (independent LP — depth risk, pool = 81% of DEX liquidity)
- Token age < 7 days (early, volatile)
- 1 Critical finding(s) from audit
- 1 High finding(s) from audit
- 1 Medium finding(s) from audit
- 1 Low finding(s) from audit
Each factor is an on-chain fact recorded at the time of this analysis. The score is computed from them by a deterministic function, so the same contract returns the same score for anyone who runs the audit. How scores are computed
Security Checklist
as of audit · Sep 4Holders
as of audit · Sep 4, 2026- Contractstreasury, vesting, bridge, staking44.0%
- Everyone elsethe rest of the supply56.0%
How holder types affect the score
Share held by contracts — treasury, vesting, bridge or staking — is discounted against share held by wallets when the score is computed: a contract cannot decide to sell the way an anonymous holder can, though it can still be drained or voted to sell. Effective concentration is the figure the risk score is actually calculated from.
Holder balances as recorded by the audit of Sep 4, 2026
Liquidity
as of audit · Sep 4The risk score reads depth across every pair.
The LP tokens of the analysed pool are not locked or burned, so whoever holds them can withdraw that liquidity.
0xabee…bc42No privileged address appears among these holders: the unlocked liquidity sits with independent providers, not with the deployer.
Security Findings
CriticalImmutable BRIDGE_ROLE Assignment
The BRIDGE_ROLE, which controls the mint and burnFromAddress functions, is granted to a single bridge address in the constructor. The contract explicitly states that 'No DEFAULT_ADMIN_ROLE is granted, so no one can manage BRIDGE_ROLE after deployment.' This means the BRIDGE_ROLE is permanently locked to the initial address. If this bridge address is compromised, becomes inactive, or needs to be changed for any reason, the critical minting and burning functionalities of the token will be permanently lost or controlled by an attacker. This represents a single point of failure with no recovery mechanism (7.3 Access Control, 7.5 Governance, 7.8 Operations).C-01
Issue
The BRIDGE_ROLE, which controls the mint and burnFromAddress functions, is granted to a single bridge address in the constructor. The contract explicitly states that 'No DEFAULT_ADMIN_ROLE is granted, so no one can manage BRIDGE_ROLE after deployment.' This means the BRIDGE_ROLE is permanently locked to the initial address. If this bridge address is compromised, becomes inactive, or needs to be changed for any reason, the critical minting and burning functionalities of the token will be permanently lost or controlled by an attacker. This represents a single point of failure with no recovery mechanism (7.3 Access Control, 7.5 Governance, 7.8 Operations).
Fix
Implement a mechanism to manage the BRIDGE_ROLE post-deployment. This could involve granting the DEFAULT_ADMIN_ROLE to a secure multi-signature wallet or a governance contract, allowing for the BRIDGE_ROLE to be revoked or reassigned if necessary. Alternatively, if immutability is a strict design requirement, ensure the bridge address is an immutable, audited contract that itself has robust security and upgradeability, or accept the permanent risk.
Status
Unresolved
HighCentralized Control by Owner
The contract owner, defined by the Ownable role, possesses significant centralized control over the token. The owner can pause all token transfers and addToBlacklist or removeFromBlacklist any address. This level of control allows a single entity to halt all token activity or arbitrarily restrict users, posing a high risk of censorship, fund freezing, or denial of service (7.3 Access Control, 7.4 Economic, 7.5 Governance).H-01
Issue
The contract owner, defined by the Ownable role, possesses significant centralized control over the token. The owner can pause all token transfers and addToBlacklist or removeFromBlacklist any address. This level of control allows a single entity to halt all token activity or arbitrarily restrict users, posing a high risk of censorship, fund freezing, or denial of service (7.3 Access Control, 7.4 Economic, 7.5 Governance).
Fix
Consider decentralizing control over sensitive functions. For example, implement a multi-signature wallet for the owner address, or introduce a timelock for critical actions like pausing or blacklisting. This would provide a delay for community oversight and reaction, reducing the immediate impact of a compromised owner key or malicious action.
Status
Unresolved
MediumBlacklist Functionality Risks
The contract includes a blacklist functionality, allowing the owner to prevent specific addresses from sending or receiving tokens. While intended for security or compliance, this feature grants the owner the power to arbitrarily freeze or restrict user funds. This capability introduces a risk of censorship, abuse, or unintended consequences if the owner's address is compromised or acts maliciously (7.4 Economic, 7.5 Governance).M-01
Issue
The contract includes a blacklist functionality, allowing the owner to prevent specific addresses from sending or receiving tokens. While intended for security or compliance, this feature grants the owner the power to arbitrarily freeze or restrict user funds. This capability introduces a risk of censorship, abuse, or unintended consequences if the owner's address is compromised or acts maliciously (7.4 Economic, 7.5 Governance).
Fix
Clearly document the intended use cases and operational policies for the blacklist. Consider implementing a governance mechanism or multi-signature approval for blacklisting actions to increase transparency and accountability. If possible, explore alternative, less centralized methods for addressing security or compliance concerns.
Status
Unresolved
LowPotential for High Gas Costs in Batch Transfer
The batchTransfer function allows up to MAX_BATCH (100) transfers in a single transaction. While the MAX_BATCH limit prevents excessively large batches, executing 100 individual _transfer operations can still incur significant gas costs, especially during periods of high network congestion. This could lead to high transaction fees for users or transaction failures if the block gas limit is approached (7.2 Code Security).L-01
Issue
The batchTransfer function allows up to MAX_BATCH (100) transfers in a single transaction. While the MAX_BATCH limit prevents excessively large batches, executing 100 individual _transfer operations can still incur significant gas costs, especially during periods of high network congestion. This could lead to high transaction fees for users or transaction failures if the block gas limit is approached (7.2 Code Security).
Fix
While not a critical vulnerability, users should be aware of potential gas costs. Consider optimizing the batch transfer mechanism if gas efficiency becomes a significant concern, though the current implementation is standard. Ensure MAX_BATCH is an appropriate limit for expected network conditions.
Status
Unresolved
Analysis
AI Copilotas of audit · Sep 4The contract demonstrates good code quality by utilizing battle-tested OpenZeppelin libraries for ERC20, burnable, pausable, and access control functionalities (7.2 Code Security). The batchTransfer function includes necessary input validation, and the _update override correctly integrates blacklist checks. However, a significant technical risk lies in the immutable assignment of the BRIDGE_ROLE in the constructor, preventing any future changes to the minter/burner address (7.3 Access Control). This design choice creates a single point of failure for critical token operations.
The contract's economic and governance model is highly centralized. The Ownable role holds extensive power, including the ability to pause all token transfers and blacklist any address (7.4 Economic, 7.5 Governance). This allows for potential censorship or freezing of funds. Critically, the BRIDGE_ROLE, responsible for minting and burning, is permanently assigned to a single address during deployment, with no mechanism for revocation or reassignment (7.5 Governance, 7.8 Operations). This immutability poses a severe risk if the bridge address is compromised or becomes inactive, as it would permanently disable core token functionalities.
The CYS token contract is not designed as an upgradeable proxy (7.7 Upgrades). Therefore, there are no upgrade-related risks such as proxy implementation mismatches, storage collisions, or uninitialized proxy issues. Any changes to the contract's logic would require a new deployment and migration.
It is strongly recommended to re-evaluate the design of the BRIDGE_ROLE to introduce a mechanism for its management (e.g., via DEFAULT_ADMIN_ROLE or a multi-signature wallet) to mitigate the critical risk of permanent loss of minting/burning capabilities.
Additionally, consider implementing a timelock for sensitive owner-controlled actions like pausing or blacklisting to provide a window for community review and reaction. Ensure that the owner and bridge addresses are secured with robust multi-signature wallets and follow best practices for key management.
Contract & Record
Free for any token on the record. It links to this page and always shows the current score and the date it was checked.
- Sep 4, 202684High
- Aug 8, 202661Medium
Score changes are recorded as dated snapshots — history is append-only and cannot be edited.
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