Auth bypass in Fortinet Fortisoar
CVE-2026-23708
A improper authentication vulnerability in Fortinet FortiSOAR PaaS 7.6.0 through 7.6.3, FortiSOAR PaaS 7.5.0 through 7.5.2, FortiSOAR on-premise 7.6.0 through 7.6.3, FortiSOAR on-premise 7.5.0 through 7.5.2 may allow an unauthenticated attacker to bypass authentication via replaying captured 2FA request. The attack requires being able to intercept and decrypt authentication traffic and precise timing to replay the request before token expiration, which raises the attack complexity.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (19.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Fortinet Fortisoar
- Fortinet Fortisoar On-Premise — versions 7.6.0, 7.5.0
- Fortinet Fortisoar Paas — versions 7.6.0, 7.5.0
Weakness classification (CWE)
References
- fortiguard.fortinet.com/psirt/FG-IR-26-101 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-23708?
- CVE-2026-23708 is a high-severity vulnerability in Fortinet Fortisoar, classified under Improper Authentication. CVSS score: 7.5/10. Published 2026-04-14.
- How severe is CVE-2026-23708?
- High severity. CVSS v3 base score is 7.5 out of 10.