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Medium 6.5Published Oct 20, 2026

CVE-2026-111088Stored XSS in the VPN logs monitor

Updated under an hour ago ()

Does this affect you?

It affects Stormshield Network Security. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A Stored Cross-Site Scripting vulnerability exists in the SNS VPN log monitoring screen.

CVSS
6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-79
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
airbus
NVD analysis
Deferred
Record last updated
Oct 20, 2026
First seen by InfoSec Signals
Oct 20, 2026

Affected products

Affected products
Stormshield Stormshield Network Security
stormshield:network_security (from the name)
from 4.3.0 through 4.3.44; from 4.8.0 through 4.8.19; from 5.0.0 through 5.0.9; from 5.1.0 through 5.1.3; 4.3.45 QS not affected; 4.8.20 LTSB not affected; 5.0.10 not affected; 5.1.4 EA not affected
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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