How severe is CVE-2021-32603?

CVE-2021-32603 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-32603 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32603?

CVE-2021-32603 primarily affects Fortinet Fortianalyzer. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-32603?

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-2021-32603 published?

CVE-2021-32603 was published on 2021-08-05 and last updated on 2026-06-17.

CVE-2021-32603

CVE-2021-32603 is a high-severity vulnerability in Fortinet Fortianalyzer with a CVSS 3.x base score of 8.8. 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-918.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 4.0
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Fortinet Fortianalyzer
Published: 2021-08-05
Last modified: 2026-06-17

Description

A server-side request forgery (SSRF) (CWE-918) vulnerability in FortiManager and FortiAnalyser GUI 7.0.0, 6.4.5 and below, 6.2.7 and below, 6.0.11 and below, 5.6.11 and below may allow a remote and authenticated attacker to access unauthorized files and services on the system via specifically crafted web requests.

Frequently asked questions

What is CVE-2021-32603?: A server-side request forgery (SSRF) (CWE-918) vulnerability in FortiManager and FortiAnalyser GUI 7.0.0, 6.4.5 and below, 6.2.7 and below, 6.0.11 and below, 5.6.11 and below may allow a remote and authenticated attacker to access unauthorized files and services on the system via specifically crafted web requests.
How severe is CVE-2021-32603?: CVE-2021-32603 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-32603 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32603?: CVE-2021-32603 primarily affects Fortinet Fortianalyzer. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-32603?: 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-2021-32603 published?: CVE-2021-32603 was published on 2021-08-05 and last updated on 2026-06-17.

References

https://fortiguard.com/advisory/FG-IR-21-050

Affected products (2)

cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*

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