CVE-2026-26378

MEDIUM

Koha < 25.11 - Stored Cross-Site Scripting via Invoice File Upload

Title source: llm
STIX 2.1

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 (3)

Core 3

Scores

CVSS v3 5.4
EPSS 0.0026
EPSS Percentile 16.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
koha/koha < 25.11.00
Published Jun 03, 2026
Tracked Since Jun 04, 2026