TI-2026-21224 Aliases CVE-2026-26234 GHSA-9f79-6fpr-26f7

JUNG Smart Visu Server - Improper Neutralization of HTTP Headers for Scripting Syntax

HIGH 73CWE-644Published 2026-02-12 · Updated 2026-03-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00572 47th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
ALBRECHT JUNG GMBH & CO. KG	JUNG Smart Visu Server	1.1.1050; 1.0.905; 1.0.832; 1.0.830	—	No fix listed	CNA

JUNG Smart Visu Server VendorALBRECHT JUNG GMBH & CO. KG Affected 1.1.1050; 1.0.905; 1.0.832; 1.0.830 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:jung-group:smart_visu_server_firmware::::::::	1.0.830 – 1.1.1050	Vulnerable	JUNG
cpe:2.3:h:jung-group:smart_visu_server:-:::::::*	not specified by NVD	Running on	JUNG

cpe:2.3:o:jung-group:smart_visu_server_firmware:*:*:*:*:*:*:*:* Versions 1.0.830 – 1.1.1050 Vulnerable ·JUNG
cpe:2.3:h:jung-group:smart_visu_server:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·JUNG

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-26234
2026-10-03 Alias added: GHSA-9f79-6fpr-26f7

References

Exploit 1

Zero Science Lab Vulnerability Advisory

TI-2026-20912 JUNG Smart Panel 5.1 KNX Unauthenticated Path Traversal CVSS 4.0MEDIUM 6.9

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences