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Advisory severityMedium4.8Fortinet

Medium [CVE-2026-70466] Content-Encoding WAF Evasion

This medium-severity Fortinet advisory covers CVE-2026-70466 affecting FortiWeb.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

FG-IR-26-157 Source published Source updated

VulniPulse record published

CVE-2026-70466
Affected products & platforms
FortinetFortiWeb
Open source advisory

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Summary

CVSSv3 Score:

4.8

An incomplete list of disallowed inputs [CWE-184] in FortiWeb WAF may allow an unauthenticated attacker to bypass policies via specifically crafted requests.

Revised on 2026-08-12 00:00:00

Affected versions
  • FortiWeb: 7.0.0 through 8.0.2 (vendor-listed versions)

Official advisory · high-confidence parse· fetched 24 days ago·verify at source

Fixed versions
  • FortiWeb 8.0: 8.0.3
  • FortiWeb 7.6: 7.6.6
  • FortiWeb 7.4: migrate to a fixed release
  • FortiWeb 7.2: migrate to a fixed release

Official advisory · high-confidence parse· fetched 24 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Upgrade per the Affected/Solution table: FortiWeb 8.0: 8.0.3; FortiWeb 7.6: 7.6.6; FortiWeb 7.4: migrate to a fixed release; FortiWeb 7.2: migrate to a fixed release.

Official advisory · high-confidence parse· fetched 24 days ago·verify at source

Discussion(0)

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