Arbitrary file upload in Islandora - CVE-2026-3215
Published: February 27, 2026
Vulnerability identifier: #VU123314
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-3215
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: joecorall
Affected software:
Islandora
Islandora
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to the affected module does not sufficiently sanitize URI paths for its custom route used for attaching media to nodes. A remote user can upload a malicious file and execute it on the server.
How to mitigate CVE-2026-3215
Install updates from vendor's website.