High · CVSS 7.1CVE-2026-113808

Stored XSS on SNS Enrollment PortalCVE-2026-113808

Answer in brief

CVE-2026-113808 records a High severity (CVSS 7.1) vulnerability in Stored XSS on SNS Enrollment Portal. The current sources do not mark it as known exploited. The current feed maps Stormshield/Stormshield Network Security (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 20, 2026Updated Oct 20, 2026Source checked Oct 20, 2026First seen by HOL Oct 20, 2026Material review Oct 20, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 7.1
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 7.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Stormshield/Stormshield Network Security (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Stormshield/Stormshield Network Securitygeneric	>=4.3.0 <=4.3.44 \|\| >=4.8.0 <=4.8.19 \|\| >=5.0.0 <=5.0.9 \|\| >=5.1.0 <=5.1.3	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Stormshield/Stormshield Network Security.
Review the reported fix. Source-reported solution: The following updates will fix this vulnerability: * SNS 5.1.4 EA * SNS 5.0.10 * SNS 4.8.20 LSTB * SNS 4.3.45 QS

Evidence timeline and material changes

Published upstream
Oct 20, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Oct 20, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Oct 20, 2026

Sources and claim methodology

Source referenceadvisories.stormshield.eu

Upstream source description

A Stored Cross-Site Scripting vulnerability exists in the SNS enrollment Portal. Through the captive portal an attacker can inject an XSS when requesting user creation. The stored XSS can only be triggered during validation by the administrator.

Quoted source text, attributed separately from HOL analysis.