CVE-2025-59718: Fortinet FortiSwitchManager · Improper access control
Affects Fortinet FortiSwitchManagerSource CVE Database V5
Exploited in the wild · KEV due 23 Dec 2025 · 68% EPSS · patch available : patch Fortinet FortiSwitchManager now.
Data as of 26 Oct 2026, 07:57 UTC
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else.
- EPSS
- 68.2% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:CExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 9 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: evidence found.
Listed in CISA KEV 7 days after disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by fortinet
, 81 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 17 minutes after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, 7 days after disclosure
KEV remediation due
US federal deadline
, 14 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| FortinetFortiSwitchManager | Affected
| Fixed in– |
| FortinetFortiOS | Affected
| Fixed in– |
| FortinetFortiProxy | Affected
| Fixed in– |
CPE configurations (65)
cpe:2.3:a:fortinet:fortiswitchmanager:7.2.6:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitchmanager:7.2.5:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitchmanager:7.2.4:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitchmanager:7.2.3:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitchmanager:7.2.2:*:*:*:*:*:*:*cpe:2.3:a:fortinet:fortiswitchmanager:7.2.1:*:*:*:*:*:*:*
Check the firmware or software version for Fortinet FortiSwitchManager in the device's admin interface against the vendor advisory.
Description
A improper verification of cryptographic signature vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11, FortiOS 7.0.0 through 7.0.17, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4.0 through 7.4.10, FortiProxy 7.2.0 through 7.2.14, FortiProxy 7.0.0 through 7.0.21, FortiSwitchManager 7.2.0 through 7.2.6, FortiSwitchManager 7.0.0 through 7.0.5 allows an unauthenticated attacker to bypass the FortiCloud SSO login authentication via a crafted SAML response message.
References
- fortiguard.fortinet.com/psirt/FG-IR-25-647 (opens in a new tab)
- arcticwolf.com/resources/blog/arctic-wolf-observes-malicious-sso-logins-following-disclosure-cve-2025-59718-cve-2025-59719/ (opens in a new tab)
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-59718 (opens in a new tab)
- cert-portal.siemens.com/productcert/html/ssa-864900.html (opens in a new tab)