CVE-2026-26234 HIGH

CVE-2026-26234: JUNG Smart Visu Server - Improper Neutralization of HTTP Headers for Scripting Syntax

Vendor Albrecht Jung Gmbh & Co. Kg
Product JUNG Smart Visu Server
Weakness CWE-644
Published February 12, 2026
Last update March 5, 2026

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

JUNG Smart Visu Server 1.1.1050 contains a request header manipulation vulnerability that allows unauthenticated attackers to override request URLs by injecting arbitrary values in the X-Forwarded-Host header. Attackers can manipulate proxied requests to generate tainted responses, enabling cache poisoning, potential phishing, and redirecting users to malicious domains.

Key dates

02Disclosure timeline

February 12, 2026 CVE published
March 5, 2026 Record updated