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CVE-2026-1126

lwj flow SVG File FormResource.java uploadFile unrestricted upload

Published: Jan 18, 2026Updated: Apr 29, 2026 Sources: CVE List NVDCWE-284
NVD MITRE
6.3CVSSMEDIUM
EPSS Score
0.2%
Top 87.2%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
No Fix Available

Description

A security vulnerability has been detected in lwj flow up to a3d2fe8133db9d3b50fda4f66f68634640344641. This affects the function uploadFile of the file \flow-master\flow-front-rest\src\main\java\com\dragon\flow\web\resource\flow\FormResource.java of the component SVG File Handler. The manipulation of the argument File leads to unrestricted upload. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-284CWE-434

Affected Products

flowlwj

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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MITRE ATT&CK

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

References

https://gitee.com/lwj/flow/
gitee.com
https://gitee.com/lwj/flow/issues/IDIQSE
gitee.com
https://vuldb.com/?ctiid.341718
vuldb.com
and 2 more references View all →

Timeline

Published
Jan 18, 2026
Last Updated
Apr 29, 2026

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