Advisory Details

October 27th, 2025

DataChain data_storage Deserialization of Untrusted Data Remote Code Execution Vulnerability

ZDI-25-965
ZDI-CAN-27165

CVE ID CVE-2025-61677
CVSS SCORE 8.8, AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS DataChain
AFFECTED PRODUCTS DataChain
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of DataChain. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the data_storage module. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of root.

ADDITIONAL DETAILS DataChain has issued an update to correct this vulnerability. More details can be found at:
https://github.com/iterative/datachain/security/advisories/GHSA-6px8-mr29-cj4r
DISCLOSURE TIMELINE
  • 2025-05-21 - Vulnerability reported to vendor
  • 2025-10-27 - Coordinated public release of advisory
  • 2025-10-27 - Advisory Updated
CREDIT Peter Girnus (@gothburz) of Trend Zero Day Initiative
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