CVE-2026-28270

7.2 highEPSS 1.8%

High (7.2) in accellion kiteworks. EPSS 1.8% chance of exploitation in the next 30 days.

Kiteworks is a private data network (PDN). Prior to version 9.2.0, a vulnerability in Kiteworks configuration allows uploading of arbitrary files without proper validation. Malicious administrators could exploit this to upload unauthorized file types to the system. Version 9.2.0 contains a patch for the issue.

Severity

CVSS 3.1

7.2 high

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2026-02-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

accellion:kiteworks

References

https://github.com/kiteworks/security-advisories/security/advisories/GHSA-v8x9-vwg6-cj45

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