How severe is CVE-2023-41887?

CVE-2023-41887 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-41887 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 45% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-41887?

CVE-2023-41887 affects Openrefine. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-41887?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2023-41887 published?

CVE-2023-41887 was published on 2023-09-15 and last updated on 2026-06-17.

CVE-2023-41887

CVE-2023-41887 is a critical-severity vulnerability in Openrefine with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 45% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 45% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Openrefine
Published: 2023-09-15
Last modified: 2026-06-17

Description

OpenRefine is a powerful free, open source tool for working with messy data. Prior to version 3.7.5, a remote code execution vulnerability allows any unauthenticated user to execute code on the server. Version 3.7.5 has a patch for this issue.

Frequently asked questions

What is CVE-2023-41887?: OpenRefine is a powerful free, open source tool for working with messy data. Prior to version 3.7.5, a remote code execution vulnerability allows any unauthenticated user to execute code on the server. Version 3.7.5 has a patch for this issue.
How severe is CVE-2023-41887?: CVE-2023-41887 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-41887 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 45% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-41887?: CVE-2023-41887 affects Openrefine. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-41887?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2023-41887 published?: CVE-2023-41887 was published on 2023-09-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openrefine:openrefine:*:*:*:*:*:*:*:*

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