CVE-2026-8403

MEDIUM

Stored XSS in Exagate's SYSGUARD 6001

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-8403. PoCs published by HermesNA-1.

AI-analyzed exploit summary This repository contains an auto-generated stub module for CVE-2026-8403, a stored XSS vulnerability in Eksagate SYSGUARD 6001. The code includes placeholder logic for target probing but lacks actual exploit implementation, referencing an external advisory for details.

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Eksagate Electronic Engineering and Computer Industry Trade Inc. SYSGUARD 6001 allows Stored XSS. This issue affects SYSGUARD 6001: from 2.0.2 before 6.1.4.0.  NOTE: The vendor was contacted and it was learned that the product is not supported.

Exploits (1)

github STUB 1 stars
by HermesNA-1 · pythonpoc
https://github.com/HermesNA-1/SnakeSploit/tree/main/data/modules_generated/cve-2026-8403_improper_neutralization_input.py

This repository contains an auto-generated stub module for CVE-2026-8403, a stored XSS vulnerability in Eksagate SYSGUARD 6001. The code includes placeholder logic for target probing but lacks actual exploit implementation, referencing an external advisory for details.

Classification
Stub 99%
Attack Type
Xss
Complexity
Moderate
Reliability
Theoretical
Target: Eksagate Electronic Engineering and Computer Industry Trade Inc. SYSGUARD 6001
No auth needed
Prerequisites: Network access to the SYSGUARD 6001 web interface · Ability to submit crafted input to a vulnerable input field (unspecified in stub)
mistral-large-3 · analyzed Jul 09, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 6.1
EPSS 0.0015
EPSS Percentile 4.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/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)
Eksagate Electronic Engineering and Computer Industry Trade Inc./SYSGUARD 6001 2.0.2 - 6.1.4.0
Published Jun 30, 2026
Tracked Since Jun 30, 2026