How severe is CVE-2019-6696?

CVE-2019-6696 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-2019-6696 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-6696?

CVE-2019-6696 primarily affects Fortinet Fortios. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-6696?

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

When was CVE-2019-6696 published?

CVE-2019-6696 was published on 2020-03-15 and last updated on 2026-06-17.

CVE-2019-6696

CVE-2019-6696 is a medium-severity vulnerability in Fortinet Fortios 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 5.8
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Fortinet Fortios
Published: 2020-03-15
Last modified: 2026-06-17

Description

An improper input validation vulnerability in FortiOS 6.2.1, 6.2.0, 6.0.8 and below until 5.4.0 under admin webUI may allow an attacker to perform an URL redirect attack via a specifically crafted request to the admin initial password change webpage.

Frequently asked questions

What is CVE-2019-6696?: An improper input validation vulnerability in FortiOS 6.2.1, 6.2.0, 6.0.8 and below until 5.4.0 under admin webUI may allow an attacker to perform an URL redirect attack via a specifically crafted request to the admin initial password change webpage.
How severe is CVE-2019-6696?: CVE-2019-6696 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-2019-6696 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-6696?: CVE-2019-6696 primarily affects Fortinet Fortios. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-6696?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-6696 published?: CVE-2019-6696 was published on 2020-03-15 and last updated on 2026-06-17.

References

https://fortiguard.com/psirt/FG-IR-19-179

Affected products (3)

cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:6.2.1:*:*:*:*:*:*:*

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