How severe is CVE-2024-33879?

CVE-2024-33879 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-33879 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-33879?

CVE-2024-33879 affects Virtosoftware Sharepoint Bulk File Download. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-33879?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2024-33879 have an EU (EUVD) identifier?

Yes. CVE-2024-33879 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31584.

When was CVE-2024-33879 published?

CVE-2024-33879 was published on 2024-06-24 and last updated on 2026-06-17.

CVE-2024-33879

CVE-2024-33879 is a critical-severity vulnerability in Virtosoftware Sharepoint Bulk File Download with a CVSS 3.x base score of 9.8. 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-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-31584
Weakness: CWE-22
Affected product: Virtosoftware Sharepoint Bulk File Download
Published: 2024-06-24
Last modified: 2026-06-17

Description

An issue was discovered in VirtoSoftware Virto Bulk File Download 5.5.44 for SharePoint 2019. The Virto.SharePoint.FileDownloader/Api/Download.ashx isCompleted method allows arbitrary file download and deletion via absolute path traversal in the path parameter.

Frequently asked questions

What is CVE-2024-33879?: An issue was discovered in VirtoSoftware Virto Bulk File Download 5.5.44 for SharePoint 2019. The Virto.SharePoint.FileDownloader/Api/Download.ashx isCompleted method allows arbitrary file download and deletion via absolute path traversal in the path parameter.
How severe is CVE-2024-33879?: CVE-2024-33879 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-33879 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-33879?: CVE-2024-33879 affects Virtosoftware Sharepoint Bulk File Download. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-33879?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-33879 have an EU (EUVD) identifier?: Yes. CVE-2024-33879 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-31584.
When was CVE-2024-33879 published?: CVE-2024-33879 was published on 2024-06-24 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:virtosoftware:sharepoint_bulk_file_download:5.5.44:*:*:*:*:*:*:*

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