Vulnerability · CVE-2026-107656
ZDI-26-771: Fortinet FortiSandbox login_user_profile Hard-Coded Credentials Authentication Bypass Vulnerability
Published Oct 13, 2026 · Fortinet
Open the advisory
Exploitation likelihood is not on this record for CVE-2026-107656. A missing EPSS score is not a low risk. Compare Fortinet with the linked advisory before you change production.
Gaps on this record
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- EPSS is missing. A missing score is not a low risk.
- Severity
- High7.3
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- Not in the current FIRST EPSS dataset
- Remediation
- Not established
- Affected products
- Fortinet
Fortinet heeft kwetsbaarheden verholpen in FortiSandbox. De kwetsbaarheid met kenmerk CVE-2026-107656 heeft een CVSS-score van 9,6 en betreft een authenticatieomzeiling in de webmanagementinterface van FortiSandbox. Een niet-geauthenticeerde kwaadwillende kan via speciaal vervaardigde HTTP-verzoeken de authenticatie omzeilen en ongeautoriseerd code of commando's uitvoeren. De kwetsbaarheden met kenmerk CVE-2026-106172 en CVE-2026-106170 zijn beide als middelmatig ingeschaald. CVE-2026-106172 betreft het gebruik van een hardcoded cryptografische sleutel in de Fabric API, waardoor een niet-geaut
No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.
How to fix CVE-2026-107656
Recommended remediation
No required-action text, fix commit, or clear fixed-version range is stored yet.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
Exploitation likelihood is not on this record for CVE-2026-107656. A missing EPSS score is not a low risk. Compare Fortinet with the linked advisory before you change production.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS is absent from the current FIRST dataset. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Technology hubs
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Oct 14, 2026 · NCSC Netherlands
Detected
Fortinet heeft kwetsbaarheden verholpen in FortiSandbox. De kwetsbaarheid met kenmerk CVE-2026-107656 heeft een CVSS-score van 9,6 en betreft een authenticatieomzeiling in de webmanagementinterface van FortiSandbox. Een niet-geauthenticeerde kwaadwillende kan via speciaal vervaardigde HTTP-verzoeken de authenticatie omzeilen en ongeautoriseerd code of commando's uitvoeren. De kwetsbaarheden met ke
Sources
- CVE.orgVulnerability recordCVE-2026-107656
Official CVE identifier
cve.org - Fortinet PSIRTVendor advisoryCVE-2026-107656
CVE-2026-107656 is named in a Fortinet PSIRT advisory.
filestore.fortinet.com - NCSC NetherlandsGovernment advisoryCVE-2026-107656
Fortinet heeft kwetsbaarheden verholpen in FortiSandbox. De kwetsbaarheid met kenmerk CVE-2026-107656 heeft een CVSS-score van 9,6 en betreft een authenticatieomzeiling in de webmanagementinterface van FortiSandbox. Een niet-geauthenticeerde kwaadwillende kan via speciaal vervaar
advisories.ncsc.nl - Zero Day InitiativeCoordinated disclosureZDI-26-771
This vulnerability allows remote attackers to bypass authentication on affected installations of Fortinet FortiSandbox. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.3. The following CVEs are assigned: CVE-2026-107656.
zerodayinitiative.com
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.