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CVE-2026-102143

high

An unauthenticated attacker could cause a file with attacker-controlled content to be written to the appliance filesystem through an administrative upload hand…

Vendor / product: Accellion — kiteworks

An unauthenticated attacker could cause a file with attacker-controlled content to be written to the appliance filesystem through an administrative upload handler that did not properly authenticate the request. This did not by itself result in code execution, which would require a separate vulnerability to place the file in an executable location.

CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity source: NVD CVSS v3.1 (9119a7d8-5eab-497f-8521-727c672e3725)
Timeline (UTC)
Published: 2026-09-30 21:17
Modified: 2026-10-13 11:58
NVD status: Analyzed
Last synced 2 days ago
Verified against the source API 2026-10-27 06:56 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

accellion / kiteworks <9.5.1

Weakness classification (CWE)

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Vendor advisory: https://github.com/kiteworks/security-advisories/security/advisories/GHSA-3p9g-jh62-8f89

References

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 06:56 UTC · record ↗

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