# CVE-2026-26234

## Summary

- **CVE ID:** CVE-2026-26234
- **Severity:** HIGH
- **CVSS Score:** 8.8 (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)
- **CWE:** CWE-644
- **Published:** Feb 12, 2026
- **Last Modified:** Mar 12, 2026

## Description

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.

## Affected Products

- ALBRECHT JUNG GMBH & CO. KG — JUNG Smart Visu Server (1.1.1050)
- ALBRECHT JUNG GMBH & CO. KG — JUNG Smart Visu Server (1.0.905)
- ALBRECHT JUNG GMBH & CO. KG — JUNG Smart Visu Server (1.0.832)
- ALBRECHT JUNG GMBH & CO. KG — JUNG Smart Visu Server (1.0.830)

## References

- [CNA](https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5970.php)
- [CNA](https://www.vulncheck.com/advisories/jung-smart-visu-server-improper-neutralization-of-http-headers-for-scripting-syntax)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.50%
- **EPSS Percentile:** 41.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._