CVE-2023-37476: Zip slip in OpenRefine

Severity: high (CVSS 7.8 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: 2023-07-17 · updated 2026-06-17
Weakness: CWE-22

Description

OpenRefine is a free, open source tool for data processing. A carefully crafted malicious OpenRefine project tar file can be used to trigger arbitrary code execution in the context of the OpenRefine process if a user can be convinced to import it. The vulnerability exists in all versions of OpenRefine up to and including 3.7.3. Users should update to OpenRefine 3.7.4 as soon as possible. Users unable to upgrade should only import OpenRefine projects from trusted sources.

Affected products

OpenRefine: through 3.7.3

References

https://github.com/OpenRefine/OpenRefine/commit/e9c1e65d58b47aec8cd676bd5c07d97b002f205e
https://github.com/OpenRefine/OpenRefine/releases/tag/3.7.4
https://github.com/OpenRefine/OpenRefine/security/advisories/GHSA-m88m-crr9-jvqq
https://www.sonarsource.com/blog/openrefine-zip-slip
https://github.com/OpenRefine/OpenRefine/commit/e9c1e65d58b47aec8cd676bd5c07d97b002f205e
https://github.com/OpenRefine/OpenRefine/security/advisories/GHSA-m88m-crr9-jvqq

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