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CVE-2026-44277 is a critical improper access control vulnerability in Fortinet FortiAuthenticator caused by insufficient authorization checks on API interfaces. The flaw affects FortiAuthenticator 8.0.0, 8.0.2, 6.6.0 through 6.6.8, and 6.5.0 through 6.5.6. A remote, unauthenticated attacker can send crafted requests to exposed vulnerable interfaces and bypass intended access restrictions, resulting in execution of unauthorized code or commands on the target system. The issue has been described as network-exploitable with no privileges and no user interaction required.
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No valid public exploits. Mallory filtered out 1 candidate as fakes, detection scripts, or README-only repos.
All candidate exploits were filtered out by Mallory's validation.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
25 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A critical improper access control vulnerability in FortiAuthenticator that may allow remote unauthenticated code or command execution via crafted requests.
Critical FortiAuthenticator vulnerability caused by insufficient access control on API interfaces, allowing unauthenticated remote code or command execution via crafted requests.
A critical unauthenticated remote code execution vulnerability in FortiAuthenticator that allows attackers to execute unauthorized code or commands via crafted requests.
A critical improper access control vulnerability in FortiAuthenticator that may allow an unauthenticated attacker to execute unauthorized code or commands via crafted requests.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.