How severe is CVE-2024-36511?

CVE-2024-36511 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2024-36511 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-2024-36511?

CVE-2024-36511 affects Fortinet Fortiadc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-36511?

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

Does CVE-2024-36511 have an EU (EUVD) identifier?

Yes. CVE-2024-36511 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-36135.

When was CVE-2024-36511 published?

CVE-2024-36511 was published on 2024-09-10 and last updated on 2026-06-17.

CVE-2024-36511

CVE-2024-36511 is a low-severity vulnerability in Fortinet Fortiadc with a CVSS 3.x base score of 3.7. 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-358.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-36135
Weakness: CWE-358
Affected product: Fortinet Fortiadc
Published: 2024-09-10
Last modified: 2026-06-17

Description

An improperly implemented security check for standard vulnerability [CWE-358] in FortiADC Web Application Firewall (WAF) 7.4.0 through 7.4.4, 7.2 all versions, 7.1 all versions, 7.0 all versions, 6.2 all versions, 6.1 all versions, 6.0 all versions when cookie security policy is enabled may allow an attacker, under specific conditions, to retrieve the initial encrypted and signed cookie protected by the feature

Frequently asked questions

What is CVE-2024-36511?: An improperly implemented security check for standard vulnerability [CWE-358] in FortiADC Web Application Firewall (WAF) 7.4.0 through 7.4.4, 7.2 all versions, 7.1 all versions, 7.0 all versions, 6.2 all versions, 6.1 all versions, 6.0 all versions when cookie security policy is enabled may allow an attacker, under specific conditions, to retrieve the initial encrypted and signed cookie protected by the feature
How severe is CVE-2024-36511?: CVE-2024-36511 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2024-36511 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-2024-36511?: CVE-2024-36511 affects Fortinet Fortiadc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-36511?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-36511 have an EU (EUVD) identifier?: Yes. CVE-2024-36511 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-36135.
When was CVE-2024-36511 published?: CVE-2024-36511 was published on 2024-09-10 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-22-256

Affected products (1)

cpe:2.3:a:fortinet:fortiadc:*:*:*:*:*:*:*:*

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