CVE-2026-70466
A remote, anonymous attacker can exploit multiple vulnerabilities in Fortinet FortiWeb to bypass security measures and manipulate data.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit multiple vulnerabilities to bypass security measures and manipulate data.
- Who is affected
- Any FortiWeb deployment accessible remotely.
- Urgency
- High priority; security control bypass without authentication is a critical threat.
- Action
- Apply Fortinet security patch for CVE-2026-26035 and CVE-2026-70466 immediately.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 24% of all EPSS-scored CVEs.
Advisory coverage (6)
- unknownNCSC-2026-0300 [1.00] [M/H] Vulnerabilities patched in Fortinet FortiWebncsc-nl · 2026-08-13
- high[NEW] [high] Fortinet FortiWeb: Multiple vulnerabilities enable bypass of security measurescert-bund · 2026-08-13
- unknownFortinet Products Multiple Vulnerabilitieshkcert · 2026-08-13
- unknownMultiple vulnerabilities in Fortinet products (August 13, 2026)cert-fr-avis · 2026-08-13
- mediumCVE-2026-70466: A incomplete list of disallowed inputs vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.2,…nvd · 2026-08-12
- unknownContent-Encoding WAF Evasionfortinet · 2026-08-12
External references
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