CVE-2026-9998-Insecure-Deserialization-in-Blockchain-Oracle

10. CVE-2026-9998 – Insecure Deserialization in Blockchain Oracle Overview A blockchain oracle node deserializes data from a smart contract event using Python’s pickle, allowing an attacker to execute arbitrary commands. Severity: Critical Full Node Compromise Oracle Simulation & Exploit...

bithoven

Bithoven 🎼 A High-Level, Imperative Language for Bitcoin Smart Contracts Bithoven is a type-safe, developer-friendly programming language designed to compile down to native Bitcoin Script. It bridges the gap between complex smart contract logic and the low-level stack machine of the Bitcoin Virtu...

owasp-scs

OWASP Smart Contract Security SCS Join the OWASP Smart Contract Security Slack Discussions and Support This is the official GitHub Repository of the OWASP Smart Contract Security SCS project. This comprehensive initiative provides security standards, guidance, and resources for smart contract...

batchOverflow

batchOverflow A fix for the batchOverflow bug found by the PeckShield team. a fix The original contract only did a check to ensure the sender has enough whatever to pay the total amount input value x number of addresses. If an overflow ocurred this amount can be zero, which would allow the test o...

octopus

Octopus Huge thanks to QuoScient for having sponsored this project. Octopus is a security analysis framework for WebAssembly module and Blockchain Smart Contract. The purpose of Octopus is to provide an easy way to analyze closed-source WebAssembly module and smart contracts bytecode to understan...

CVE-2020-37289

Vyper before 0.3.1 lacks a uint8 type, allowing interface return values declared as uint8, such as ERC20.decimals, to be stored in uint256 variables without bounds checking. Malicious contracts can return values greater than 255 to manipulate or bypass contract logic that relies on these values...

CVE-2021-48018

Vyper from 0.2.13 before 0.2.15 allocates storage slots for @nonreentrant reentrancy locks at the same locations as contract storage variables. When a function using @nonreentrant is called, setting the lock overwrites the overlapping storage variable, corrupting contract state and breaking the...

CVE-2021-48018

Vyper from 0.2.13 before 0.2.15 allocates storage slots for @nonreentrant reentrancy locks at the same locations as contract storage variables. When a function using @nonreentrant is called, setting the lock overwrites the overlapping storage variable, corrupting contract state and breaking the...

CVE-2021-48018 Vyper 0.2.13 before 0.2.15 Storage Corruption via @nonreentrant Decorator

Vyper from 0.2.13 before 0.2.15 allocates storage slots for @nonreentrant reentrancy locks at the same locations as contract storage variables. When a function using @nonreentrant is called, setting the lock overwrites the overlapping storage variable, corrupting contract state and breaking the...

EUVD-2021-34888

Vyper from 0.2.13 before 0.2.15 allocates storage slots for @nonreentrant reentrancy locks at the same locations as contract storage variables. When a function using @nonreentrant is called, setting the lock overwrites the overlapping storage variable, corrupting contract state and breaking the...

CVE-2020-37289

Vyper before 0.3.1 lacks a uint8 type, allowing interface return values declared as uint8, such as ERC20.decimals, to be stored in uint256 variables without bounds checking. Malicious contracts can return values greater than 255 to manipulate or bypass contract logic that relies on these values...

EUVD-2020-31285

Vyper before 0.3.1 lacks a uint8 type, allowing interface return values declared as uint8, such as ERC20.decimals, to be stored in uint256 variables without bounds checking. Malicious contracts can return values greater than 255 to manipulate or bypass contract logic that relies on these values...

EUVD-2026-106284

Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite component: Award/PO. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise...

EUVD-2026-106285

Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite component: Award/PO. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise...

EUVD-2026-106238

Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite component: Award/PO. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise...

PT-2026-120159

Vyper from 0.2.13 before 0.2.15 allocates storage slots for @nonreentrant reentrancy locks at the same locations as contract storage variables. When a function using @nonreentrant is called, setting the lock overwrites the overlapping storage variable, corrupting contract state and breaking the...

PT-2026-120158

Vyper before 0.3.1 lacks a uint8 type, allowing interface return values declared as uint8, such as ERC20.decimals, to be stored in uint256 variables without bounds checking. Malicious contracts can return values greater than 255 to manipulate or bypass contract logic that relies on these values...

CVE-2026-83361

Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite component: Award/PO. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise...

CVE-2026-83363

Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite component: Award/PO. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise...

CVE-2026-101840

Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite component: Award/PO. Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise...