Back to vendor advisories
Fortinet PSIRT AdvisoriesFG-IR-26-268

Numeric truncation error

CriticalVendor CVSS 9.6 / 10 1 CVE Published Nov 10, 2026 at 8:00 AM UTC

Summary

CVSSv3 Score:

9.6

A Numeric Truncation Error vulnerability [cwe-197] in FortiOS and FortiSASE bgp daemon may allow a configured ibgp neighbor to send malicious/malformed attributes to all connected routers via a specially crafted request

Revised on 2026-11-13 00:00:00

Products covered

  • FortiOS

  • FortiSASE

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 1

Updates

  1. Published by Fortinet

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Updated by Fortinet

    The vendor changed the advisory after it was first published.