CVE-2025-59903

MEDIUM

Kubysoft - Stored Cross-Site Scripting via SVG Image Upload

Title source: llm
STIX 2.1

Description

Stored Cross-Site Scripting (XSS) vulnerability in Kubysoft, where uploaded SVG images are not properly sanitized. This allows attackers to embed malicious scripts within SVG files as visual content, which are then stored on the server and executed in the context of any user accessing the compromised resource.

References (1)

Core 1

Scores

CVSS v3 5.4
EPSS 0.0013
EPSS Percentile 3.2%
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 none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
kubysoft/kubysoft
Published Feb 16, 2026
Tracked Since Feb 18, 2026