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CVE-2026-23636

Kiteworks Secure Data Forms is vulnerable to an Unrestricted Upload of File with Dangerous Type

Published: Mar 25, 2026Updated: Mar 27, 2026 Sources: CVE List NVDCWE-434
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
1.0%
Top 42.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Kiteworks is a private data network (PDN). In Kiteworks Secure Data Forms prior to version 9.2.1, the manager of a form could potentially exploit an Unrestricted Upload of File with Dangerous Type due to a missing validation. Upgrade Kiteworks to version 9.2.1 or later to receive a patch.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:NI:HA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-434

Affected Products

kiteworksaccellion
On-premWeb App
Security Products / secure-gateway-vpn
Secure Data Formskiteworks
Mixed
Security Products / secure-gateway-vpn
accellioncommercialSecurity Products
kiteworkscommercialUSSecurity Productsaka kiteworks

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

3 techniques
Command and Control
Initial Access
Persistence
View detailed technique mapping

References

https://github.com/kiteworks/security-advisories/security/advisories/GHSA-cfv8-p3hq-8wmm
github.com

Timeline

Published
Mar 25, 2026
Last Updated
Mar 27, 2026

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