CVE-2026-120833

labbench before 0.46.1 Deserialization of Untrusted Data via read() Pickle Auto-Dispatch

HIGH 8.5

CVSS 4.0Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NPublished: 2026-11-03 00:13 UTCUpdated: 2026-11-03 00:13 UTCAssigner: VulnCheck

Description

labbench before 0.46.1 contains a deserialization of untrusted data vulnerability in read() and read_relational() that passes any file with a .p or .pickle extension to pandas.read_pickle based on the extension alone. Attackers who supply a crafted data file or relational data archive can execute arbitrary code when a user loads it with these functions.

CWE

CWE-502

Affected

NIST labbench

References

https://github.com/usnistgov/labbench/pull/32patch, issue-tracking
https://github.com/usnistgov/labbench/commit/ac9b9b18cba67cb8e85eb563b6bb7dc1092b4c54patch
https://github.com/usnistgov/labbench/blob/0.46.0/src/labbench/_data.py#L1664-L1666technical-description
https://github.com/usnistgov/labbench/blob/0.46.1/ChangeLog.mdrelease-notes
https://pypi.org/project/labbench/0.46.1/product
https://github.com/usnistgov/labbenchproduct
https://www.vulncheck.com/advisories/labbench-before-0.46.1-deserialization-of-untrusted-data-via-read-pickle-auto-dispatchthird-party-advisory

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