Arbitrary file upload in Harvard University Iqss Dataverse
CVE-2026-1879
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 res…
EPSS: 0.000 (3.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Harvard University Iqss Dataverse — versions 6.0, 6.1, 6.2
Weakness classification (CWE)
References
- VDB-354616 | Harvard University IQSS Dataverse Theme Customization ThemeAndWidgets.xhtml unrestricted upload (technical-description, vdb-entry)
- VDB-354616 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #749003 | Harvard University Dataverse Project 6.8 build 1994-92d1ec8 Unrestricted Upload (third-party-advisory)
- cna@vuldb.com (exploit)
- cna@vuldb.com (patch)
Frequently asked questions
- What is CVE-2026-1879?
- CVE-2026-1879 is a medium-severity vulnerability in Harvard University Iqss Dataverse, classified under Improper Access Control. CVSS score: 6.3/10. Published 2026-04-01.
- How severe is CVE-2026-1879?
- Medium severity. CVSS v3 base score is 6.3 out of 10.