CVE-2023-4159

Name: CVE-2023-4159
Creator: NVD / NIST
Published: 2023-08-04T18:15:18.077+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2023-4159 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Unrestricted Upload of File with Dangerous Type in GitHub repository omeka/omeka-s prior to 4.0.3.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

Unrestricted Upload of File with Dangerous Type in GitHub repository omeka/omeka-s prior to 4.0.3.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.83%

52.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Omeka	Omeka S	< 4.0.3

References

https://github.com/omeka/omeka-s/commit/2a7fb26452167c8a1d95f207ae5328c6b1b0fcf8Patch
https://huntr.dev/bounties/e2e2365e-6a5f-4ca4-9ef1-297e3ed41f9cExploit, Patch, Third Party Advisory
https://github.com/omeka/omeka-s/commit/2a7fb26452167c8a1d95f207ae5328c6b1b0fcf8Patch
https://huntr.dev/bounties/e2e2365e-6a5f-4ca4-9ef1-297e3ed41f9cExploit, Patch, Third Party Advisory

Timeline

Published: Aug 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4159?

Unrestricted Upload of File with Dangerous Type in GitHub repository omeka/omeka-s prior to 4.0.3.

How severe is CVE-2023-4159?

CVE-2023-4159 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4159?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-4159?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST