CVE-2026-1879CWE-284CWE-434

Harvard University IQSS Dataverse Theme Customization ThemeAndWidgets.xhtml unrestricted upload

Medium · published April 1, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
16.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00257 · 16.4th percentile
Weaknesses
CWE-284 · Improper Access Control; CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2026-04-01T10:00Z
EPSS history
Timeline
  • 01 APR 10:00Z
    Harvard University IQSS Dataverse Theme Customization ThemeAndWidgets.xhtml unrestricted upload
    cvelistv5