Medium 6.3Published Apr 1, 2026

CVE-2026-1879Harvard University IQSS Dataverse Theme Customization ThemeAndWidgets.xhtml unrestricted upload

Updated under an hour ago (Oct 26, 2026, 10:23 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Harvard University IQSS Dataverse

Exploited in the last 30 days

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.

CVSS: 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Weakness (CWE): CWE-434, CWE-284
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Apr 1, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Harvard University IQSS Dataverse harvard_university:iqss_dataverse (from the name)	6.0; 6.1; 6.2; 6.3; 6.4; 6.5; 6.6; 6.7; and 2 more ranges	CNA record

References

https://vuldb.com/vuln/354616vdb-entry, technical-description
https://vuldb.com/vuln/354616/ctisignature, permissions-required
https://vuldb.com/submit/749003third-party-advisory
https://gist.github.com/KaiqueFerreiraPeres/ba039887d7f894a7c38252314e0ef2ccexploit
https://github.com/IQSS/dataverse/releases/tag/v6.10patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.