What is CVE-2017-7343?

CVE-2017-7343 is a medium-severity vulnerability in Fortinet Fortiportal, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2017-05-27.

How severe is CVE-2017-7343?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2017-7343 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Open Redirect in Fortinet Fortiportal

CVE-2017-7343

An open redirect vulnerability in Fortinet FortiPortal 4.0.0 and below allows attacker to execute unauthorized code or commands via the url parameter.

Vulnerability class: Open Redirect

Published 2017-05-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (49.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Fortinet Fortiportal
Fortinet, Inc. Fortinet Fortiportal — versions FortiPortal 4.0.0 and below

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

Public proof-of-concept exploits

References

fortiguard.com/psirt/FG-IR-17-114 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-7343?: CVE-2017-7343 is a medium-severity vulnerability in Fortinet Fortiportal, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2017-05-27.
How severe is CVE-2017-7343?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2017-7343 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.