How severe is CVE-2024-36504?

CVE-2024-36504 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-36504 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-36504?

CVE-2024-36504 affects Fortinet Fortios. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-36504?

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

Does CVE-2024-36504 have an EU (EUVD) identifier?

Yes. CVE-2024-36504 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-36358.

When was CVE-2024-36504 published?

CVE-2024-36504 was published on 2025-01-14 and last updated on 2026-06-17.

CVE-2024-36504

CVE-2024-36504 is a medium-severity vulnerability in Fortinet Fortios with a CVSS 3.x base score of 6.5. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-36358
Weakness: CWE-125
Affected product: Fortinet Fortios
Published: 2025-01-14
Last modified: 2026-06-17

Description

An out-of-bounds read vulnerability [CWE-125] in FortiOS SSLVPN web portal versions 7.4.0 through 7.4.4, versions 7.2.0 through 7.2.8, 7.0 all verisons, and 6.4 all versions may allow an authenticated attacker to perform a denial of service on the SSLVPN web portal via a specially crafted URL.

Frequently asked questions

What is CVE-2024-36504?: An out-of-bounds read vulnerability [CWE-125] in FortiOS SSLVPN web portal versions 7.4.0 through 7.4.4, versions 7.2.0 through 7.2.8, 7.0 all verisons, and 6.4 all versions may allow an authenticated attacker to perform a denial of service on the SSLVPN web portal via a specially crafted URL.
How severe is CVE-2024-36504?: CVE-2024-36504 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-36504 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-36504?: CVE-2024-36504 affects Fortinet Fortios. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-36504?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-36504 have an EU (EUVD) identifier?: Yes. CVE-2024-36504 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-36358.
When was CVE-2024-36504 published?: CVE-2024-36504 was published on 2025-01-14 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-23-473

Affected products (1)

cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

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