CVE-2026-6620

SonicCloudOrg sonic-server File Upload Endpoint FileTool.java upload path traversal

MEDIUM
6.3
CVSS Score
Published: April 20, 2026 at 08:15 AM UTC
Updated: October 26, 2026 at 10:10 PM UTC
1 product affected across 1 vendorSonic Server

Using sonic-server by SonicCloudOrg?

Get instant alerts when new vulnerabilities affect sonic-server - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.3
Exploit prediction
EPSS 0.3%
SSVC
PoC

Description

A vulnerability was found in SonicCloudOrg sonic-server up to 2.0.0. The affected element is the function Upload of the file FileTool.java of the component File Upload Endpoint. The manipulation of the argument Type results in path traversal. The attack may be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/358255
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/358255/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/792336

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-22

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card