CVE-2026-113469: high-severity vulnerability in Stormshield Network Security
Improper Signature Verification of Active Update Files
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.5epss 0.2%
A failure has been identified in the SNS during dynamic data files signature check.
A logic error in the signature verification routine resulting in acceptance of unauthenticated dynamic data update during Autoupdate routine.
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Stormshield · Stormshield Network SecurityRelated CVEs — Stormshield Network Security
In the same product, most dangerous first.
CVE-2026-14466MEDIUMPossible XSS in the SNS web administration panelEPSS 0.2%CVE-2026-8482MEDIUMInformation leak in NSRPC client historyEPSS 0.2%CVE-2026-113465MEDIUMPossible DOM XSS in SNS Web Administration PortalEPSS 0.2%CVE-2026-111088MEDIUMStored XSS in the VPN logs monitorEPSS 0.2%CVE-2026-113808HIGHStored XSS on SNS Enrollment PortalEPSS 0.2%CVE-2026-111090HIGHImproper Signature Verification of Firmware Update FilesEPSS 0.2%