CVE-2026-18105 (GCVE-0-2026-18105)

Vulnerability from cvelistv5 – Published: 2026-09-29 23:05 – Updated: 2026-09-29 23:05
VLAI
Title
Fireware OS Uncontrolled Resource Consumption in Diagnostic Tasks Allows Denial of Service
Summary
An uncontrolled resource consumption vulnerability in Fireware OS's diagnostic tasks feature allows a low-privileged, authenticated user to cause a denial of service of the system's diagnostic tools by repeatedly starting and aborting a specially crafted diagnostic task through the web UI.
Severity
7.1 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
WatchGuard Fireware OS Affected: 2026.3 , < 2026.3.2 (custom)
Affected: 2025.0 , < 2026.2.3 (custom)
Affected: 12.0 , < 12.12.3 (custom)
guessed Create a notification for this product.
WatchGuard Fireware OS Affected: 12.0 , < 12.5.21 (custom)
guessed Create a notification for this product.
Credits
Brian Mariani of DigitalCanion SA
Show details on NVD website
To clipboard 

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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