CVE-2026-26378

Published Jun 3, 2026 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
Cross Site Scripting vulnerability in Koha 25.11 and before allows a remote attacker to execute arbitrary code via file upload function in Invoice features

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Koha
Koha koha
CPEs cpe:2.3:a:koha:koha:*:*:*:*:*:*:*:*
Vendors & Products Koha
Koha koha
Type Values Removed Values Added
Title Stored Cross‑Site Scripting via Invoice File Upload in Koha 25.11 and Earlier
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Stored Cross‑Site Scripting via Invoice File Upload in Koha 25.11 and Earlier
Weaknesses CWE-79
Type Values Removed Values Added
First Time appeared Koha-community
Koha-community koha
Vendors & Products Koha-community
Koha-community koha
Type Values Removed Values Added
Description Cross Site Scripting vulnerability in Koha 25.11 and before allows a remote attacker to execute arbitrary code via file upload function in Invoice features
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jun 4, 2026, 12:29 PM
Reserved
Feb 16, 2026, 12:00 AM
Status
Analyzed
Published
Jun 3, 2026, 7:16 PM
Modified
Jul 22, 2026, 8:10 PM