How severe is CVE-2022-26116?

CVE-2022-26116 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-26116 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-26116?

CVE-2022-26116 primarily affects Fortinet Fortinac. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-26116?

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.

When was CVE-2022-26116 published?

CVE-2022-26116 was published on 2022-05-11 and last updated on 2026-06-17.

CVE-2022-26116

CVE-2022-26116 is a high-severity vulnerability in Fortinet Fortinac with a CVSS 3.x base score of 7.2. 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-89.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Fortinet Fortinac
Published: 2022-05-11
Last modified: 2026-06-17

Description

Multiple improper neutralization of special elements used in SQL commands ('SQL Injection') vulnerability [CWE-89] in FortiNAC version 8.3.7 and below, 8.5.2 and below, 8.5.4, 8.6.0, 8.6.5 and below, 8.7.6 and below, 8.8.11 and below, 9.1.5 and below, 9.2.2 and below may allow an authenticated attacker to execute unauthorized code or commands via specifically crafted strings parameters.

Frequently asked questions

What is CVE-2022-26116?: Multiple improper neutralization of special elements used in SQL commands ('SQL Injection') vulnerability [CWE-89] in FortiNAC version 8.3.7 and below, 8.5.2 and below, 8.5.4, 8.6.0, 8.6.5 and below, 8.7.6 and below, 8.8.11 and below, 9.1.5 and below, 9.2.2 and below may allow an authenticated attacker to execute unauthorized code or commands via specifically crafted strings parameters.
How severe is CVE-2022-26116?: CVE-2022-26116 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-26116 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-26116?: CVE-2022-26116 primarily affects Fortinet Fortinac. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-26116?: 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.
When was CVE-2022-26116 published?: CVE-2022-26116 was published on 2022-05-11 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-22-062

Affected products (3)

cpe:2.3:a:fortinet:fortinac:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortinac:8.5.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortinac:8.6.0:*:*:*:*:*:*:*

More vulnerabilities in Fortinet Fortinac

CVE-2023-33299 — Critical (CVSS 9.8): A deserialization of untrusted data in Fortinet FortiNAC below 7.2.1, below 9.4.3, below 9.2.8 and all earlier versions…
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