CVE Catalog

CVE-2026-1879

MediumCVSS 6.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.26%

17th percentile - higher than 17% of all known CVEs

Summary

Harvard University IQSS Dataverse up to 6.8 has an unrestricted upload vulnerability in an unknown function of /ThemeAndWidgets.xhtml in the Theme Customization component via manipulation of the uploadLogo argument. Remote exploitation is possible, the exploit is public, and upgrading to 6.10 mitigates the issue.

Risk Assessment

An attacker could upload malicious files such as web shells and achieve code execution on the server, potentially leading to full compromise of the application and data.

Recommendation

Upgrade Dataverse to version 6.10 or later. Until then, restrict access to the logo upload feature and validate uploaded file types.

Related vulnerabilities

Original NVD description (English source)

A vulnerability was detected in Harvard University IQSS Dataverse up to 6.8. This affects an unknown function of the file /ThemeAndWidgets.xhtml of the component Theme Customization. Performing a manipulation of the argument uploadLogo results in unrestricted upload. Remote exploitation of the attack is possible. The exploit is now public and may be used. Upgrading to version 6.10 mitigates this issue. You should upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS