CVSS 3.1 Score 9.1 of 10 (high)


Published Oct 4, 2023
Updated: Oct 11, 2023


CVE-2023-38701 is a critical vulnerability affecting the Hydra layer-two scalability solution for Cardano. The flaw exists in the `commit` validator of the Hydra head protocol, specifically when the `ViaAbort` redeemer is used. This allows any user to spend any UTxO stored in the validator, enabling an attacker to steal funds that users are trying to commit into the head validator. The same flawed check also affects the `initial` validator. This vulnerability poses a high risk to organizations using these affected products, as it could result in financial loss and compromise the integrity of transactions. To remediate this issue, organizations should update their Hydra software to version 0.12.0 or above, which addresses this vulnerability.


Explore Beyond the CVE Basics with Recorded Future's Vulnerability Intelligence

Note: This is just a basic overview providing quick insights into CVE-2023-38701 information. Gain full access to comprehensive CVE data, risk scores, prioritization, and mitigation data through Recorded Future's Vulnerability Intelligence:
  • Prioritize with Risk-Based Scoring
  • Explore the Extensive Vulnerability Database
  • Receive Early Alerts on Emerging CVEs
  • Focus on Critical Exploitable Vulnerabilities
  • Streamline Remediation with Integration Options