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High 8.8Published Nov 29, 2025
CVE-2025-53939Kiteworks is a private data network (PDN).
Updated under an hour ago ()
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It affects accellion kiteworks. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Kiteworks is a private data network (PDN). Prior to version 9.1.0, improper input validation when managing roles of a shared folder could lead to unexpectedly elevate another user's permissions on the share. This issue has been patched in version 9.1.0.
- CVSS
- 8.8 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-20
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Oct 7, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
accellion kiteworks accellion:kiteworks | before 9.1.0 | NVD |
References
- https://github.com/kiteworks/security-advisories/security/advisories/GHSA-hpf5-6376-2565patch, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.