What’s Vulnerable › Vulnerabilities

CVE-2023-4159: Unrestricted Upload of File with Dangerous Type in omeka/omeka-s

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-04 · updated 2026-06-17
• Weakness: CWE-434

Description

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

Affected products

• omeka/omeka-s: before 4.0.3 — fixed in 4.0.3

How to fix

Upgrade to a fixed version: omeka/omeka-s 4.0.3. Check the vendor advisory for mitigations.

References

• https://github.com/omeka/omeka-s/commit/2a7fb26452167c8a1d95f207ae5328c6b1b0fcf8
• https://huntr.dev/bounties/e2e2365e-6a5f-4ca4-9ef1-297e3ed41f9c
• https://github.com/omeka/omeka-s/commit/2a7fb26452167c8a1d95f207ae5328c6b1b0fcf8
• https://huntr.dev/bounties/e2e2365e-6a5f-4ca4-9ef1-297e3ed41f9c

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