PT-2026-29508 · Harvard University · Iqss Dataverse

Justf0Rfun + 1 · Published 2026-04-01 · Updated 2026-04-01 · CVE-2026-1879

Mitre

CVSS v3.1

6.3

Medium

AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

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.

Exploit

Fix

Unrestricted File Upload

Improper Access Control

Weakness Enumeration

CWE-434

CWE-284

Related Identifiers

CVE-2026-1879

Affected Products

Iqss Dataverse

References · 6

• 🔥 https://gist.github.com/KaiqueFerreiraPeres/ba039887d7f894a7c38252314e0ef2cc · Exploit
• https://github.com/IQSS/dataverse/releases/tag/v6.10 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-1879 · Security Note
• https://vuldb.com/vuln/354616/cti · Note
• https://vuldb.com/submit/749003 · Note
• https://vuldb.com/vuln/354616 · Note