How severe is CVE-2026-22154?

CVE-2026-22154 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-22154 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-22154?

CVE-2026-22154 affects Fortinet Fortisoar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-22154?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-22154 have an EU (EUVD) identifier?

Yes. CVE-2026-22154 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22317.

When was CVE-2026-22154 published?

CVE-2026-22154 was published on 2026-04-14 and last updated on 2026-06-17.

CVE-2026-22154

CVE-2026-22154 is a medium-severity vulnerability in Fortinet Fortisoar with a CVSS 3.x base score of 4.6. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.6)
EPSS exploit prediction: 0% (13th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-22317
Weakness: CWE-79
Affected product: Fortinet Fortisoar
Published: 2026-04-14
Last modified: 2026-06-17

Description

An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSOAR PaaS 7.6.0 through 7.6.3, FortiSOAR PaaS 7.5.0 through 7.5.2, FortiSOAR PaaS 7.4 all versions, FortiSOAR PaaS 7.3 all versions, FortiSOAR on-premise 7.6.0 through 7.6.3, FortiSOAR on-premise 7.5.0 through 7.5.2, FortiSOAR on-premise 7.4 all versions, FortiSOAR on-premise 7.3 all versions may allow an authenticated remote attacker to perform a stored cross site scripting (XSS) attack via crafted HTTP Requests.

Frequently asked questions

What is CVE-2026-22154?: An improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiSOAR PaaS 7.6.0 through 7.6.3, FortiSOAR PaaS 7.5.0 through 7.5.2, FortiSOAR PaaS 7.4 all versions, FortiSOAR PaaS 7.3 all versions, FortiSOAR on-premise 7.6.0 through 7.6.3, FortiSOAR on-premise 7.5.0 through 7.5.2, FortiSOAR on-premise 7.4 all versions, FortiSOAR on-premise 7.3 all versions may allow an authenticated remote attacker to perform a stored cross site scripting (XSS) attack via crafted HTTP Requests.
How severe is CVE-2026-22154?: CVE-2026-22154 has a CVSS 3.x base score of 4.6, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-22154 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (13th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-22154?: CVE-2026-22154 affects Fortinet Fortisoar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-22154?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-22154 have an EU (EUVD) identifier?: Yes. CVE-2026-22154 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22317.
When was CVE-2026-22154 published?: CVE-2026-22154 was published on 2026-04-14 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-117

Affected products (1)

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

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