How severe is CVE-2024-35280?

CVE-2024-35280 has a CVSS 3.x base score of 5.4, 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-2024-35280 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-35280?

CVE-2024-35280 primarily affects Fortinet Fortideceptor. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-35280?

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

Does CVE-2024-35280 have an EU (EUVD) identifier?

Yes. CVE-2024-35280 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35559.

When was CVE-2024-35280 published?

CVE-2024-35280 was published on 2025-01-15 and last updated on 2026-06-17.

CVE-2024-35280

CVE-2024-35280 is a medium-severity vulnerability in Fortinet Fortideceptor 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-35559
Weakness: CWE-79
Affected product: Fortinet Fortideceptor
Published: 2025-01-15
Last modified: 2026-06-17

Description

A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiDeceptor 5.3.0, FortiDeceptor 5.2.0, FortiDeceptor 5.1 all versions, FortiDeceptor 5.0 all versions, FortiDeceptor 4.3 all versions, FortiDeceptor 4.2 all versions, FortiDeceptor 4.1 all versions, FortiDeceptor 4.0 all versions, FortiDeceptor 3.3 all versions, FortiDeceptor 3.2 all versions, FortiDeceptor 3.1 all versions, FortiDeceptor 3.0 all versions may allow an attacker to perform a reflected cross-site scripting attack in the recovery endpoints

Frequently asked questions

What is CVE-2024-35280?: A improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Fortinet FortiDeceptor 5.3.0, FortiDeceptor 5.2.0, FortiDeceptor 5.1 all versions, FortiDeceptor 5.0 all versions, FortiDeceptor 4.3 all versions, FortiDeceptor 4.2 all versions, FortiDeceptor 4.1 all versions, FortiDeceptor 4.0 all versions, FortiDeceptor 3.3 all versions, FortiDeceptor 3.2 all versions, FortiDeceptor 3.1 all versions, FortiDeceptor 3.0 all versions may allow an attacker to perform a reflected cross-site scripting attack in the recovery endpoints
How severe is CVE-2024-35280?: CVE-2024-35280 has a CVSS 3.x base score of 5.4, 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-2024-35280 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-35280?: CVE-2024-35280 primarily affects Fortinet Fortideceptor. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-35280?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-35280 have an EU (EUVD) identifier?: Yes. CVE-2024-35280 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-35559.
When was CVE-2024-35280 published?: CVE-2024-35280 was published on 2025-01-15 and last updated on 2026-06-17.

References

https://fortiguard.fortinet.com/psirt/FG-IR-24-010

Affected products (2)

cpe:2.3:a:fortinet:fortideceptor:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortideceptor:5.3.0:*:*:*:*:*:*:*

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