Fortinet Patches Five Vulnerabilities Across FortiAP, FortiOS, and Enterprise Products

Cybersecuritynews •Guru Baran • May 12, 2026

Fortinet released security advisories on May 12, 2026, addressing five vulnerabilities spanning its wireless access point controllers, network operating system, and enterprise management platforms, including a critical unauthenticated authorization bypass in FortiSandbox. Critical Flaw in FortiSandbox The most severe vulnerability disclosed is CVE-2026-26083 (FG-IR-26-136), a missing authorization flaw affecting FortiSandbox, FortiSandbox Cloud, and FortiSandbox PaaS. […]

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical RCE Vulnerabilities Discovered in Fortinet Products Fortinet has identified multiple critical vulnerabilities in its FortiSandbox and FortiAuthenticator products, which could allow unauthenticated attackers to execute arbitrary code remotely. The vulnerabilities are tracked as CVE-2026-44277 and CVE-2026-26083, both published on May 12, 2026. FortiAuthenticator's flaw stems from improper access control, while FortiSandbox suffers from a missing authorization issue. These vulnerabilities affect various versions of FortiAuthenticator and FortiSandbox, with a CVSS score of 9.1 indicating their critical nature. Although no active exploitation has been reported, Fortinet's products have been frequently targeted in the past, raising concerns about potential future attacks. Administrators are urged to apply patches immediately to mitigate risks. Fortinet's advisory emphasizes the importance of maintaining updated systems to prevent exploitation. 60 sources 73

Extracted Entities

Fortinet Patches Five Vulnerabilities Across FortiAP, FortiOS, and Enterprise Products

The full story

Extracted Entities

Companies (1)

CVEs (1)

CWE Weaknesses (2)

Platforms (5)