How severe is CVE-2026-23708?

CVE-2026-23708 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-23708 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-23708?

CVE-2026-23708 affects Fortinet Fortisoar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-23708?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-23708 have an EU (EUVD) identifier?

Yes. CVE-2026-23708 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22329.

When was CVE-2026-23708 published?

CVE-2026-23708 was published on 2026-04-14 and last updated on 2026-06-17.

CVE-2026-23708

CVE-2026-23708 is a high-severity vulnerability in Fortinet Fortisoar with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-22329
Weakness: CWE-862
Affected product: Fortinet Fortisoar
Published: 2026-04-14
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-23708?: CVE-2026-23708 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-23708 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-23708?: CVE-2026-23708 affects Fortinet Fortisoar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-23708?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-23708 have an EU (EUVD) identifier?: Yes. CVE-2026-23708 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22329.
When was CVE-2026-23708 published?: CVE-2026-23708 was published on 2026-04-14 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-101

Affected products (1)

cpe:2.3:a:fortinet:fortisoar:*:*:*:*:*:*:*:*

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