019bb490-f357-73a9-a37d-3131c31270dd
Open this run to answer one question: is this real attacker-relevant behavior with real impact, or just normal contract plumbing?
| ID | Type | Status | Attempts | Heartbeat |
|---|---|---|---|---|
| 40074 | artifact.fetch | complete | 1 / 3 | 3 months ago |
| 40075 | proxy.resolve | complete | 1 / 3 | 3 months ago |
| 40076 | tool.cast_disasm | complete | 1 / 3 | 3 months ago |
| 40077 | analysis.bundle | complete | 1 / 3 | 3 months ago |
| 40078 | capability.graph | complete | 1 / 3 | 3 months ago |
| 40079 | detector.run | complete | 1 / 3 | 3 months ago |
| 40080 | validation.fork | complete | 1 / 3 | 3 months ago |
| 40226 | report.consolidate | complete | 1 / 6 | 3 months ago |
| 40227 | tool.slither | failed | 2 / 2 | 3 months ago |
{
"method": "minimal_proxy",
"status": "onchain_only",
"implementation": "0x516b8ca95eb59e7a69d79a27522ed63fcbe22b64",
"onchain_method": "minimal_proxy"
}
Traceback (most recent call last):
File "/var/www/tripwire/worker/worker.py", line 198, in main
payload = dispatch_job(job_type, job_id, job_meta, run_data, config, laravel_client)
File "/var/www/tripwire/worker/worker.py", line 114, in dispatch_job
return slither_run.run(job_id, job_meta, run_data, config, log, laravel_client)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/var/www/tripwire/worker/jobs/slither_run.py", line 1084, in run
stdout_text, stderr_text, result_json = _run_slither(
~~~~~~~~~~~~^
workspace,
^^^^^^^^^^
...<4 lines>...
target_path=target_path,
^^^^^^^^^^^^^^^^^^^^^^^^
)
^
File "/var/www/tripwire/worker/jobs/slither_run.py", line 958, in _run_slither
raise RuntimeError(f"slither failed (exit {result.returncode}): {stderr_text or stdout_text}")
RuntimeError: slither failed (exit 1): 'forge clean' running (wd: /tmp/slither-mzqt6qmh)
'forge config --json' running
'forge build --build-info --skip ./test/** ./script/** --force' running (wd: /tmp/slither-mzqt6qmh)
'forge' returned non-zero exit code 1
Error: Encountered invalid solc version in lib/openzeppelin-contracts/contracts/utils/Strings.sol: No solc version exists that matches the version requirement: ^0.8.24
Traceback (most recent call last):
File "/var/www/tripwire/.venv/bin/slither", line 10, in <module>
sys.exit(main())
~~~~^^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/slither/__main__.py", line 776, in main
main_impl(all_detector_classes=detectors, all_printer_classes=printers)
~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/slither/__main__.py", line 882, in main_impl
) = process_all(filename, args, detector_classes, printer_classes)
~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/slither/__main__.py", line 96, in process_all
compilations = compile_all(target, **vars(args))
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/crytic_compile/crytic_compile.py", line 722, in compile_all
compilations.append(CryticCompile(target, **kwargs))
~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/crytic_compile/crytic_compile.py", line 211, in __init__
self._compile(**kwargs)
~~~~~~~~~~~~~^^^^^^^^^^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/crytic_compile/crytic_compile.py", line 633, in _compile
self._platform.compile(self, **kwargs)
~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/crytic_compile/platform/foundry.py", line 102, in compile
hardhat_like_parsing(
~~~~~~~~~~~~~~~~~~~~^
crytic_compile, str(self._target), build_directory, str(self._project_root)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
)
^
File "/var/www/tripwire/.venv/lib/python3.13/site-packages/crytic_compile/platform/hardhat.py", line 52, in hardhat_like_parsing
raise InvalidCompilation(txt)
crytic_compile.platform.exceptions.InvalidCompilation: Compilation failed. Can you run build command?
/tmp/slither-mzqt6qmh/out/build-info is not a directory.
{"no_findings":true,"summary":"Reviewed `ERC721TL` implementation in scope; no exploitable vulnerabilities found in the audited first‑party code under the requested focus areas.","findings":[]}
OpenAI Codex v0.77.0 (research preview)
--------
workdir: /tmp/codex-f1tmyr3d
model: gpt-5.2-codex
provider: openai
approval: never
sandbox: read-only
reasoning effort: high
reasoning summaries: auto
session id: 019bb4a6-5528-7eb1-8800-fd91fa6e50b5
--------
user
Context: The user requested the proxy at 0xbb77dd67d90dd7d654c30a917458cf997c87eae3.
Audit the implementation at 0x516b8ca95eb59e7a69d79a27522ed63fcbe22b64.
Findings should refer to the implementation unless explicitly about proxy mechanics.
You are a security auditor. Audit this Solidity codebase for exploitable vulnerabilities.
Focus on: reentrancy, access control, upgradeability/proxy issues, signature validation, oracle manipulation,
accounting/invariant breaks, external call patterns, unchecked return values, and dangerous delegatecall.
Scope rules:
- You MUST fully read `AUDIT_BUNDLE.txt` before concluding. It contains the complete contents of all first-party Solidity sources in this workspace.
- Treat `lib/` and `@openzeppelin/` as third-party dependencies; skip them unless there is a concrete misuse angle in first-party code.
- If there are only dependency files and no first-party sources, set no_findings=true and explain in summary.
Output MUST be valid JSON matching the provided schema.
- If you find nothing meaningful: set no_findings=true and findings=[].
- Otherwise: set no_findings=false and include findings with severity/category/title and file/line locations when possible.
Output constraints (IMPORTANT):
- severity MUST be exactly one of: info, low, medium, high, critical (lowercase).
- category MUST be exactly one of: access_control, reentrancy, math, oracle, upgradeability, auth, other.
Keep summary short and concrete.
mcp startup: no servers
thinking
**Reading AUDIT_BUNDLE content**
exec
/bin/bash -lc ls in /tmp/codex-f1tmyr3d succeeded in 7ms:
AUDIT_BUNDLE.txt
codex-output-schema.json
dependencies
src
exec
/bin/bash -lc 'cat AUDIT_BUNDLE.txt' in /tmp/codex-f1tmyr3d succeeded in 6ms:
This file concatenates the full contents of first-party Solidity sources for auditing.
Do not treat dependency code under lib/ or @openzeppelin/ as first-party.
================================================================================
FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/interfaces/IERC165.sol
================================================================================
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC165.sol)
pragma solidity ^0.8.20;
import {IERC165} from "../utils/introspection/IERC165.sol";
================================================================================
FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/interfaces/IERC4906.sol
================================================================================
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC4906.sol)
pragma solidity ^0.8.20;
thinking
**Searching for main contract in bundle**
exec
/bin/bash -lc 'rg -n "contract" AUDIT_BUNDLE.txt' in /tmp/codex-f1tmyr3d succeeded in 25ms:
5:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/interfaces/IERC165.sol
15:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/interfaces/IERC4906.sol
39:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/interfaces/IERC721.sol
49:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/interfaces/draft-IERC6093.sol
214:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/token/ERC721/IERC721.sol
224: * @dev Required interface of an ERC721 compliant contract.
265: * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon
273: * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
283: * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon
353:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/token/ERC721/IERC721Receiver.sol
362: * @dev Interface for any contract that wants to support safeTransfers
363: * from ERC721 asset contracts.
367: * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
385:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/token/ERC721/extensions/IERC721Metadata.sol
416:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/utils/Strings.sol
514:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/utils/introspection/IERC165.sol
525: * Implementers can declare support of contract interfaces, which can then be
532: * @dev Returns true if this contract implements the interface defined by
543:FILE: dependencies/tl-sol-tools-3.1.4/dependencies/@openzeppelin-contracts-5.0.2/utils/math/Math.sol
594: // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
thinking
**Searching source files in bundle**
exec
/bin/bash -lc 'rg -n "FILE: src" AUDIT_BUNDLE.txt' in /tmp/codex-f1tmyr3d succeeded in 7ms:
2698:FILE: src/erc-721/ERC721TL.sol
3155:FILE: src/erc-721/IERC721TL.sol
3215:FILE: src/interfaces/IBlockListRegistry.sol
3257:FILE: src/interfaces/ICreatorBase.sol
3341:FILE: src/interfaces/IMutableMetadata.sol
3364:FILE: src/interfaces/IStory.sol
3439:FILE: src/interfaces/ITLNftDelegationRegistry.sol
thinking
**Inspecting ERC721TL implementation**
exec
/bin/bash -lc "sed -n '2698,3154p' AUDIT_BUNDLE.txt" in /tmp/codex-f1tmyr3d succeeded in 6ms:
FILE: src/erc-721/ERC721TL.sol
================================================================================
// SPDX-License-Identifier: MIT
pragma solidity 0.8.22;
import {IERC4906} from "@openzeppelin-contracts-5.0.2/interfaces/IERC4906.sol";
import {Strings} from "@openzeppelin-contracts-5.0.2/utils/Strings.sol";
import {
ERC721Upgradeable,
IERC165,
IERC721
} from "@openzeppelin-contracts-upgradeable-5.0.2/token/ERC721/ERC721Upgradeable.sol";
import {OwnableAccessControlUpgradeable} from
"tl-sol-tools-3.1.4/upgradeable/access/OwnableAccessControlUpgradeable.sol";
import {EIP2981TLUpgradeable} from "tl-sol-tools-3.1.4/upgradeable/royalties/EIP2981TLUpgradeable.sol";
import {IBlockListRegistry} from "../interfaces/IBlockListRegistry.sol";
import {ICreatorBase} from "../interfaces/ICreatorBase.sol";
import {IMutableMetadata} from "../interfaces/IMutableMetadata.sol";
import {IStory} from "../interfaces/IStory.sol";
import {ITLNftDelegationRegistry} from "../interfaces/ITLNftDelegationRegistry.sol";
thinking
**Analyzing ERC721 batch mint and transfer logic**
I’m dissecting how batch minting affects ownership and balances, focusing on the override of _ownerOf and its interplay with transfers, burns, and approvals. I’m also checking for reentrancy possibilities during mint and burn calls, as well as access control and edge cases like zero address checks and delegation registry interactions. Overall, I’m validating that the batch mint design aligns with ERC721 standards without introducing vulnerabilities.
thinking
**Evaluating approval and initialization nuances**
I’m inspecting how approvals interact with batch minted tokens and reviewing the initialize function’s handling of owner setup. I’m also considering potential edge cases around operator blocklist checks, token burning states, and address validation during minting to spot any subtle issues that could affect contract behavior or security.
exec
/bin/bash -lc 'rg -n "function _mint" -n AUDIT_BUNDLE.txt' in /tmp/codex-f1tmyr3d succeeded in 7ms:
2058: function _mint(address to, uint256 tokenId) internal {
exec
/bin/bash -lc "sed -n '2038,2075p' AUDIT_BUNDLE.txt" in /tmp/codex-f1tmyr3d succeeded in 10ms:
$._owners[tokenId] = to;
emit Transfer(from, to, tokenId);
return from;
}
/**
* @dev Mints `tokenId` and transfers it to `to`.
*
* WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
*
* Requirements:
*
* - `tokenId` must not exist.
* - `to` cannot be the zero address.
*
* Emits a {Transfer} event.
*/
thinking
**Analyzing batchMint ownership and balance logic**
exec
/bin/bash -lc 'rg -n "function _requireOwned" -n AUDIT_BUNDLE.txt' in /tmp/codex-f1tmyr3d succeeded in 15ms:
2224: function _requireOwned(uint256 tokenId) internal view returns (address) {
exec
/bin/bash -lc "sed -n '2218,2238p' AUDIT_BUNDLE.txt" in /tmp/codex-f1tmyr3d succeeded in 6ms:
/**
* @dev Reverts if the `tokenId` doesn't have a current owner (it hasn't been minted, or it has been burned).
* Returns the owner.
*
* Overrides to ownership logic should be done to {_ownerOf}.
*/
function _requireOwned(uint256 tokenId) internal view returns (address) {
address owner = _ownerOf(tokenId);
if (owner == address(0)) {
revert ERC721NonexistentToken(tokenId);
}
return owner;
}
/**
* @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target address. This will revert if the
* recipient doesn't accept the token transfer. The call is not executed if the target address is not a contract.
*
* @param from address representing the previous owner of the given token ID
* @param to target address that will receive the tokens
thinking
**Analyzing token ownership and batch mint risks**
codex
{"no_findings":true,"summary":"Reviewed `ERC721TL` implementation in scope; no exploitable vulnerabilities found in the audited first‑party code under the requested focus areas.","findings":[]}
tokens used
30,727
{
"codex": {
"ran_at": "2026-01-13T00:01:42.755835+00:00",
"returncode": 0
},
"project": {
"mode": "source",
"file_count": 27,
"import_count": 34,
"first_party_contracts_count": 27
},
"summary": "Reviewed `ERC721TL` implementation in scope; no exploitable vulnerabilities found in the audited first\u2011party code under the requested focus areas.",
"raw_final": {
"summary": "Reviewed `ERC721TL` implementation in scope; no exploitable vulnerabilities found in the audited first\u2011party code under the requested focus areas.",
"findings": [],
"no_findings": true
},
"no_findings": true,
"proxy_context": {
"proxy_run_id": "019bb490-f357-73a9-a37d-3131c31270dd",
"proxy_address": "0xbb77dd67d90dd7d654c30a917458cf997c87eae3",
"implementation_run_id": "019bb491-5c99-70d4-b14e-863e8385bc51",
"implementation_address": "0x516b8ca95eb59e7a69d79a27522ed63fcbe22b64"
},
"schema_version": 1
}
00000000: CALLDATASIZE 00000001: RETURNDATASIZE 00000002: RETURNDATASIZE 00000003: CALLDATACOPY 00000004: RETURNDATASIZE 00000005: RETURNDATASIZE 00000006: RETURNDATASIZE 00000007: CALLDATASIZE 00000008: RETURNDATASIZE 00000009: PUSH20 0x516b8ca95eb59e7a69d79a27522ed63fcbe22b64 0000001e: GAS 0000001f: DELEGATECALL 00000020: RETURNDATASIZE 00000021: DUP3 00000022: DUP1 00000023: RETURNDATACOPY 00000024: SWAP1 00000025: RETURNDATASIZE 00000026: SWAP2 00000027: PUSH1 0x2b 00000029: JUMPI 0000002a: REVERT 0000002b: JUMPDEST 0000002c: RETURN
| Severity | Category | Tool | Title | Confidence | Validated | Confirmed | Details |
|---|---|---|---|---|---|---|---|
| critical | upgradeability | detector | Untrusted DELEGATECALL target reachable | 70 | no | no |
viewtrace_id: 0x8adfe4d382dacbd45d840928d2cd7d714316342f38aa2758e82c78abb0a45d8b
call_targets:
0x516b8ca95eb59e7a69d79a27522ed63fcbe22b64
target_varies:
no
classification:
constant_target
validation_json{
"sink": "DELEGATECALL",
"errors": 0,
"status": "sink_reached",
"attempts": 1,
"trace_id": "0x8adfe4d382dacbd45d840928d2cd7d714316342f38aa2758e82c78abb0a45d8b",
"confirmed": false,
"trace_mode": "callTracer",
"call_targets": [
"0x516b8ca95eb59e7a69d79a27522ed63fcbe22b64"
],
"matched_probe": null,
"target_varies": false,
"classification": "constant_target"
}
witness_json{
"notes": "heuristic witness; entrypoints are best-effort selectors with zeroed calldata",
"constraints": [],
"entrypoints": [
{
"calldata": "0x",
"selector": "fallback",
"calldata_variants": [
"0x"
]
}
]
}
evidence_json{
"examples": [
{
"pc": 31,
"opcode": "DELEGATECALL",
"returndata_checked": null,
"value_expression_category": "n/a",
"target_expression_category": "computed"
}
],
"guards_detected": [],
"delegatecall_count": 1,
"untrusted_delegatecall_count": 1
}
|
| medium | upgradeability | cast | DELEGATECALL present | 80 | no | — |
viewevidence_json{
"notes": "delegatecall enables execution in caller context; common in proxies/upgradeable patterns",
"delegatecall_count": 1
}
|