How severe is CVE-2024-28520?

CVE-2024-28520 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-28520 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-28520?

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

Does CVE-2024-28520 have an EU (EUVD) identifier?

Yes. CVE-2024-28520 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-25617.

When was CVE-2024-28520 published?

CVE-2024-28520 was published on 2024-04-04 and last updated on 2026-06-17.

CVE-2024-28520

CVE-2024-28520 is a medium-severity vulnerability 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-434.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-25617
Weakness: CWE-434
Published: 2024-04-04
Last modified: 2026-06-17

Description

File Upload vulnerability in Byzoro Networks Smart multi-service security gateway intelligent management platform version S210, allows an attacker to obtain sensitive information via the uploadfile.php component.

Frequently asked questions

What is CVE-2024-28520?: File Upload vulnerability in Byzoro Networks Smart multi-service security gateway intelligent management platform version S210, allows an attacker to obtain sensitive information via the uploadfile.php component.
How severe is CVE-2024-28520?: CVE-2024-28520 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-28520 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-28520?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-28520 have an EU (EUVD) identifier?: Yes. CVE-2024-28520 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-25617.
When was CVE-2024-28520 published?: CVE-2024-28520 was published on 2024-04-04 and last updated on 2026-06-17.

References

https://github.com/aknbg1thub/cve/blob/main/upload.md

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