What’s Vulnerable › Vulnerabilities

CVE-2026-6620: SonicCloudOrg sonic-server File Upload Endpoint FileTool.java upload path traversal

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-20 · updated 2026-10-26
• Weakness: CWE-22

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 products

• SonicCloudOrg sonic-server: 2.0

References

• https://github.com/ccccccctiiiiiiii-lab/public_exp/issues/2
• https://vuldb.com/submit/792336
• https://vuldb.com/vuln/358255
• https://vuldb.com/vuln/358255/cti

Get alerted when CVE-2026-6620 or the next vulnerability affects your stack