CVE-2026-75111: Evidently UI Path Traversal via Dataset Materialization Filename

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-17 · updated 2026-10-23
Weakness: CWE-22

Description

Evidently UI fails to properly validate the filename parameter in the dataset materialization endpoint, allowing unauthenticated attackers to read arbitrary files outside the workspace directory. Attackers can supply traversal sequences or absolute paths in the filename field to access system files, which are then materialized into datasets and retrieved through the download endpoint.

Affected products

evidentlyai evidently: through 0.7.21

References

https://github.com/evidentlyai/evidently
https://github.com/evidentlyai/evidently/blob/main/src/evidently/ui/service/datasets/data_source.py
https://github.com/evidentlyai/evidently/issues/1887
https://www.vulncheck.com/advisories/evidently-ui-path-traversal-via-dataset-materialization-filename

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