How severe is CVE-2017-7732?

CVE-2017-7732 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2017-7732 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7732?

CVE-2017-7732 primarily affects Fortinet Fortimail. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7732?

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

When was CVE-2017-7732 published?

CVE-2017-7732 was published on 2017-10-26 and last updated on 2026-06-17.

CVE-2017-7732

CVE-2017-7732 is a medium-severity vulnerability in Fortinet Fortimail with a CVSS 3.x base score of 6.1. 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 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Fortinet Fortimail
Published: 2017-10-26
Last modified: 2026-06-17

Description

A reflected Cross-Site Scripting (XSS) vulnerability in Fortinet FortiMail 5.1 and earlier, 5.2.0 through 5.2.9, and 5.3.0 through 5.3.9 customized pre-authentication webmail login page allows attacker to inject arbitrary web script or HTML via crafted HTTP requests.

Frequently asked questions

What is CVE-2017-7732?: A reflected Cross-Site Scripting (XSS) vulnerability in Fortinet FortiMail 5.1 and earlier, 5.2.0 through 5.2.9, and 5.3.0 through 5.3.9 customized pre-authentication webmail login page allows attacker to inject arbitrary web script or HTML via crafted HTTP requests.
How severe is CVE-2017-7732?: CVE-2017-7732 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2017-7732 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7732?: CVE-2017-7732 primarily affects Fortinet Fortimail. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-7732?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-7732 published?: CVE-2017-7732 was published on 2017-10-26 and last updated on 2026-06-17.

References

Affected products (36)

cpe:2.3:a:fortinet:fortimail:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:4.3.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.0.10:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.2.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortimail:5.3.9:*:*:*:*:*:*:*

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