CVE-2026-8474

Summary

A vulnerability was discovered on Stormshield Network Security 

  • 4.3.0 to 4.3.41, 
  • 4.8.0 to 4.8.15, 
  • 5.0.0 to 5.0.5

It is possible to execute a reflected XSS attack on the login API available on Stormshield SNS appliance by executing a script on the victim's machine. The risks include the theft of cookies or other sensitive data, as well as the modification of page behavior, for example, by redirecting the victim to malicious websites.

Affected Software

VendorProductVersion RangeStatus
StormShieldStormShield Network Security4.3.0 <= 4.3.41affected
StormShieldStormShield Network Security4.8.0 <= 4.8.15affected
StormShieldStormShield Network Security5.0.0 <= 5.0.5affected

Weaknesses

  • CWE-79: CWE-79 Improper neutralization of input during web page generation ('cross-site scripting')

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References