CVE-2026-59840
Fortinet FortiOS
MEDIUM 4.1
At a glance
- Source
- NVD
- EPSS
- EPSS 0.31 % · percentile 24 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- fortinet
- NVD status
- Modified
Description
A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0 through 7.6.5, FortiProxy 7.4.0 through 7.4.13, FortiProxy 7.2 all versions, FortiProxy 7.0 all versions may allow attacker to information disclosure via <insert attack vector here>
Weaknesses (CWE)
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 4.1 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C | fortinet |
| CVSS 3.1 | MEDIUM 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | NVD · psirt@fortinet.com (Secondary) |
European references
- ENISA EUVD · EUVD-2026-43719
- GCVE · GCVE-0-2026-59840
CERT-FR advisories
- CERTFR-2026-AVI-0879 — Multiples vulnérabilités dans les produits Fortinet · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*≥ 7.2.0 < 7.4.14cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*≥ 7.6.0 < 7.6.6cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*≥ 7.2.0 < 7.4.9cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*≥ 7.6.0 ≤ 7.6.2
Affected products
| Product | Versions |
|---|---|
| Fortinet · FortiOS | affected 7.6.0 ≤ 7.6.3 ; affected 7.4.0 ≤ 7.4.8 ; affected 7.2.0 ≤ 7.2.13 ; affected 7.0.0 ≤ 7.0.19 ; affected 6.4.0 ≤ 6.4.16 |
| Fortinet · FortiPAM | affected 1.7.0 ; affected 1.6.0 ≤ 1.6.2 ; affected 1.5.0 ≤ 1.5.1 ; affected 1.4.0 ≤ 1.4.3 ; affected 1.3.0 ≤ 1.3.1 ; affected 1.2.0 |
| Fortinet · FortiSwitchManager | affected 7.2.0 ≤ 7.2.7 ; affected 7.0.0 ≤ 7.0.6 |
| Fortinet · FortiProxy | affected 7.6.0 ≤ 7.6.5 ; affected 7.4.0 ≤ 7.4.13 ; affected 7.2.0 ≤ 7.2.16 ; affected 7.0.0 ≤ 7.0.23 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |