How severe is CVE-2023-47543?

CVE-2023-47543 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-47543 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-47543?

CVE-2023-47543 affects Fortinet Fortiportal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-47543?

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

Does CVE-2023-47543 have an EU (EUVD) identifier?

Yes. CVE-2023-47543 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-51654.

When was CVE-2023-47543 published?

CVE-2023-47543 was published on 2024-11-12 and last updated on 2026-06-17.

CVE-2023-47543

CVE-2023-47543 is a medium-severity vulnerability in Fortinet Fortiportal with a CVSS 3.x base score of 5.4. 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-639.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-51654
Weakness: CWE-639
Affected product: Fortinet Fortiportal
Published: 2024-11-12
Last modified: 2026-06-17

Description

An authorization bypass through user-controlled key vulnerability [CWE-639] in Fortinet FortiPortal version 7.0.0 through 7.0.3 allows an authenticated attacker to interact with ressources of other organizations via HTTP or HTTPS requests.

Frequently asked questions

What is CVE-2023-47543?: An authorization bypass through user-controlled key vulnerability [CWE-639] in Fortinet FortiPortal version 7.0.0 through 7.0.3 allows an authenticated attacker to interact with ressources of other organizations via HTTP or HTTPS requests.
How severe is CVE-2023-47543?: CVE-2023-47543 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-47543 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-47543?: CVE-2023-47543 affects Fortinet Fortiportal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-47543?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-47543 have an EU (EUVD) identifier?: Yes. CVE-2023-47543 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-51654.
When was CVE-2023-47543 published?: CVE-2023-47543 was published on 2024-11-12 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-23-448

Affected products (1)

cpe:2.3:a:fortinet:fortiportal:*:*:*:*:*:*:*:*

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